一般注記 |
De Kock, C. Perceptions of adult Blacks in the Pretoria-Witwatersrand-Vaal triangle ... 1986: t.p. (Mick Couper) Rhoodie, N. J. 'n Vergelykende ontleding van drie Afrikaner-dominante gemeenskappe ... 1986: t.p. (M. P. Couper) Groves, R.M. Nonresponse in household interview surveys, 1998: CIP t.p. (Mick P. Couper; Univ. of Maryland, College Park, Md.) data sheet (b. 10-17-1957) SRC:Nonresponse in household interview surveys / Robert M. Groves, Mick P. Couper(Wiley, c1998)
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