TY  - BOOK
AU  - Bayliss-Smith T P
TI  - Ecology of agricultural systems
T2  - Cambridge Topics In Geography, Second
U1  - U672(J), M2 
PY  - 1982///
CY  - Cambridge
PB  - Cambridge University Press        
KW  - Agricultural Geography
N1  - Bib p. 110-12
ER  -