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(1970). Las culturas Wankarani y Chiripa y su relación con Tiwanaku.
Academia Nacional de Ciencias de Bolivia. publicació,
(1970). On Trade and Culture Process in Prehistory.
Current Anthropology. 11, 172-173.
(1970). A Relational Model of Data for Large Shared Data Banks.
Communications of the ACM. 13, 377-387.
(1970). Local Group Composition Among the Australian Aborigines: A Critique of the Evidence From Fieldwork Conducted Since 1930.
Current Anthropology. 11, 115-142. Abstract
(1971). La Cumbre; A preliminary report on research into the early lithic occupation of the Moche Valley, Peru.
Ñawpa Pacha. 9, 1-16.
(1971). The Lithic Assemblage of the Western Desert Aborigines of Australia.
American Antiquity. 36, 149-169.
(1971). Mercados y ferias prehispánicos en el area andina.
Boletín de la Academia Nacional de Historia. 54, 214-235.
(1971). Obsidian Trade at San Lorenzo Tenochtitlan, Mexico.
Science. 174, 66-671.
(1971). The Origin and Development of Lowland Classic Maya Civilization.
American Antiquity. 36, 275-285.
(1971). Un Carnero por un Saco de Papas: Aspectos de Trueque de la Zona Chaupiwaranga, Pasco.
Revista del Museo Nacional (Lima). XXXVII, 184-196.
(1972). The Cultural Evolution of Civilizations.
Annual Review of Ecology and Systematics. 3, 399.
(1972). El "control vertical" de un máximo de pisos ecológicos en la economia de las sociedades Andinas..
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(1972). The emergence of civilisation: the Cyclades and the Aegean in the third millennium B.C.
Studies in prehistory. xxviii, 595, 32 , leaf.
(1972). Exchange Systems among the Ancient Maya.
American Antiquity. 37, 126-135.
(1972). Mechanical Basis of Percussion Flaking.
American Antiquity. 37, 34-60.
(1972). Praise the Gods and Pass the Metates: A hypothesis of the development of lowland rainforest civilizations in Mesoamerica.
Contemporary archaeology; a guide to theory and contributions. 365-392.
(1972). Pressure Blades and Total Cutting Edge: An experiment in lithic technology.
Science. 175, 632-634.
(1972). Stone Age Economics.
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(1973). Chemical Analysis of Deposits at Rodgers Shelter, Missouri.
Plains Anthropologist. 18, 116-131.
(1973). Human adaptation to a High Andean energy-flow system.
Occasional papers in anthropology. 7,
(1973). Native pastoralism in the South Andes.
Ethnology. 12, 115-33.
(1973). Research and theory in current archeology.
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(1973). Secuencia y cambios en los artefactos liticos del sur del Perú.
Revista del Museo Nacional (Lima). 38, 133-184.