TY  - BOOK
AU  - Clark,Colin
AU  - Haswell,Margaret Rosary
TI  - The economics of subsistence agriculture
U1  - 338.1 16
PY  - 1966///
CY  - London, Melbourne [etc.], New York
PB  - Macmillan, St. Martin's P.
KW  - Agriculture
KW  - Economic aspects
N1  - Bibliography: p.199-207. and index
ER  -