Casley, D.J.
Data collection in developing countries by D.J. Casley and D.A. Lury - 2nd ed. - Oxford Clarendon 1987 - 245p.
Developing countries --Statistical services
Sampling (Statistics)
I5513 C269/87
Data collection in developing countries by D.J. Casley and D.A. Lury - 2nd ed. - Oxford Clarendon 1987 - 245p.
Developing countries --Statistical services
Sampling (Statistics)
I5513 C269/87