TY  - BOOK
AU  - Clark,Colin
AU  - Haswell,Margaret Rosary
TI  - The economics of subsistence agriculture,
AV  - HD1411 .C57
PY  - 1964///
CY  - [New York]
PB  - St. Martin's Press
KW  - Agriculture
KW  - Economic aspects
N1  - Bibliography: p. [199]-207
ER  -