References
- Alberti , G. 1970 . Inter‐village systems and development; a study of social change in highland Perú , Ithaca, N.Y. : Cornell University . Ph.D. Thesis
- Chavez , B. A. 1957 . Cultivo de la oca: preparación de la caya . Vida Agrícola , Mayo : 375 – 376 .
- Christiansen , J. A. 1977 . The utilization of bitter potatoes to improve food production in high altitude of the tropics , Ithaca, N.Y. : Cornell University . Ph.D. Thesis
- Encuesta Nacional de Consumo de Alimentos . 1974 . “ Distribución del gasto anual promedio‐familiar ” . 12 vs. Lima
- Gade , D. 1971 . Grist milling with the horizontal water wheel in the Central Andes . Technology and Culture , 12 (1) : 94 – 109 .
- Hodge , W. M. 1946 . Three neglected Andean tubers . Journal of the New York Botanical Garden , 47 (561) : 214 – 224 .
- Leon , J. 1964 . Plantas alimenticias andinas , Boletín Técnico No. 6 Zona Andina : IICA .
- Mayer , E. 1974 . Reciprocity, self‐sufficiency and market relations in a contemporary community in the Central Andes of Perú , Ithaca, N.Y. : Cornell University . Ph.D. Thesis