Soil, slope, and water in the equatorial Andes :
a study of prehistoric agricultural adaptation /
by Gregory Knapp.

APA Citation

Knapp, G. (1983). Soil, slope, and water in the equatorial Andes: a study of prehistoric agricultural adaptation. .

MLA Citation

Knapp, Gregory. Soil, Slope, And Water In the Equatorial Andes: a Study of Prehistoric Agricultural Adaptation. , 1983.

Warning: These citations may not always be complete (especially for serials).