共 35 条
[1]
ANDERSON WA, N CAROLINA AGR EXP S, V269, P33
[2]
ARNOLD JR, 1933, ANN FRIDAY 0331
[3]
BENNETT HH, 1930, DOCUMENTARY MAT INTE, P81
[4]
BEVERIDGE W, 1932, CHANGES FAMILY LIFE, P116
[5]
BEVERIDGE W, 1932, CHANGES FAMILY LIFE, P48
[6]
*BUR AGR EC, 1927, CROPS MARK, P254
[7]
*BUR AGR EC, 1932, CROPS MARK, P440
[8]
DAVIS, 1929, FACTORS SEX LIFE 220
[9]
DRAPER WP, 1931, R VONUNGERNSTERNBERG, P117
[10]
DUBLIN LI, 1930, MONEY VALUE MAN, P37