TY  - BOOK
AU  - Schusky Ernest Lester
TI  - Culture and agriculture: An ecological introduction   
SN  - 0897891856
U1  - X9(J).1.N8, M9 
PY  - 1989///
CY  - New York
PB  - Bergin and Garvey U S A    
KW  - industry
N1  - Bib p. 189-202
ER  -