共 8 条
[1]
CALHOUN CA, 1985, OPPORTUNITY COST REA
[2]
DUBLIN LI, 1946, MONEY VALUE MAN
[3]
ESPENSHADE TJ, 1984, INVESTING CHILDREN N
[4]
ESPENSHADE TJ, 1977, POPULATION B, V32
[5]
ESPENSHADE TJ, 1980, INTERCOM, V8
[6]
ESPENSHADE TJ, 1973, I INT STUDIES POPULA, V14
[7]
LAUDERDALE M, 1981, FAMILY FOSTER CARE R
[8]
REED RH, 1972, EC ASPECTS POPULATIO, V2