共 42 条
[11]
FREY FC, 1936, RURAL SOCIOLOGY, V1
[12]
GANGER DW, 1973, THESIS U CALIFORNIA
[13]
GEE W, 1935, AGR HIST, V17
[14]
JOHNSON G, 1957, J SO HIST, V23
[15]
MANDLE J, 1978, ROOTS BLACK POVERTY, P52
[16]
MANGUM CS, 1952, LEGAL STATUS TENANT
[17]
*MISS AGR EXP STAT, 1931, 295 B
[18]
*MISS AGR EXP STAT, 1954, 508 B
[19]
*MISS AGR EXP STAT, 1943, 385 B
[20]
Myrdal Gunnar, 1963, AM DILEMMA NEGRO PRO