共 9 条
[1]
AMENIYA T, 1975, ANN EC SOCIAL MEASUR, V4, P363
[2]
FLIEGEL FC, 1979, AERR167 U ILL DEP AG
[4]
JAMES SC, 1979, FARM ACCOUNTING BUSI
[5]
MCFADDEN D, 1976, ANN ECON SOC MEAS, V5, P363
[6]
NERLOVE M, 1973, RAND R1306EDANIH REP
[7]
*US BUR CENS, 1977, 1974 CENS AGR 13, V1
[8]
*US BUR CENS, 1981, 1978 CENS AGR 13, V1
[9]
Yamane T., 1967, ELEMENTARY SAMPLING