共 65 条
[1]
American Association for Public Opinion Research, 2016, STAND DEF FIN DISP C
[2]
[Anonymous], 2007, UPDATE NEW INTERNET
[3]
[Anonymous], 2000, MAIL INTERNET SURVEY
[7]
Beatty P., 2002, SURVEY NONRESPONSE, P71
[10]
Bradburn N., 1991, MEASUREMENT ERRORS S