@inbook {, title = {Origins and development of Andean pastoralism: an overview of the past 6000 years}, booktitle = {The Walking Larder: patterns of domestication, pastoralism and predation}, year = {1989}, pages = {256-268}, publisher = {Unwin Hyman}, organization = {Unwin Hyman}, address = {London}, keywords = {andes exchange}, author = {Browman, David L.}, editor = {Clutton-Brock, J.} }