TY  - BOOK
AU  - Gregor,Howard F.
TI  - Geography of agriculture: themes in research
T2  - Prentice-Hall foundations of economic geography series
SN  - 0133513203
U1  - 333.07 GRE 22
PY  - 1970///]
CY  - Englewood Cliffs, N.J.
PB  - Prentice-Hall
KW  - Agricultural geography
KW  - Agriculture
ER  -