Data collection in developing countries /
Casley, D.J.
Data collection in developing countries / D.J. Casley, D.A. Lury. - Oxford : English Language Book Society ELBS, 1981. - xi, 244 p. ; 24 cm.
0194424014
Data collection--Developing countries.
309.0723 / CAS
Data collection in developing countries / D.J. Casley, D.A. Lury. - Oxford : English Language Book Society ELBS, 1981. - xi, 244 p. ; 24 cm.
0194424014
Data collection--Developing countries.
309.0723 / CAS