@book{136034,
	author = {Mac Neish, Richard Stockton, 1918-2001},
	title = {The beginning of agriculture in the new world},
	year = {jul./dic. 1992},
	address = {México},
	note = {Incluye resumen},
	url = {http://www.jstor.org/stable/27768324?seq=1#page_scan_tab_contents}
}