共 9 条
[2]
FITTI JE, 1979, P SURVEY RES METHODS, P63
[3]
KERIN RA, 1983, J ADVERTISING RES, V23, P41
[5]
*US BUR CENS, 1983, 1980 CENS PO PC801C1, V1
[6]
*US BUR CENS, 1984, 1980 CENS P PC801D1A, V1
[8]
WEBER D, 1972, WHOS HOME WHEN
[9]
OPTIMAL TIMES TO CONTACT SAMPLE HOUSEHOLDS
[J].
PUBLIC OPINION QUARTERLY,
1980, 44 (01)
:101-114