TY  - BOOK
AU  - Melville, Elinor G. K
TI  - A plague of sheep : environmental consequences of the conquest of Mexico
SN  - 9780521574488
U1  - 304.2709 MEL 
PY  - 1994///
CY  - Cambridge
PB  - Cambridge Univeristy Press
KW  - Animal introduction - Environmental aspects - Mexico - Mezquital Valley (Hidalgo) - History - 16th century
ER  -