Sample Survey Principles And Methods
Barnett V
Sample Survey Principles And Methods - London : Arnold 1991. - 173 - World Bank Staff Occassional Paper No. 27 .
Eng
0 340 59553 9 (Pbk)
Sample Survey Principles And Methods - London : Arnold 1991. - 173 - World Bank Staff Occassional Paper No. 27 .
Eng
0 340 59553 9 (Pbk)