Data collection in developing countries
"Casley, D.J.; Lury, D.A."
Data collection in developing countries - 2nd ed. - Oxford English Language Book Society 1987 - 225p.
194424251
Statistical services
001.4222 CAS 2nd ed.
Data collection in developing countries - 2nd ed. - Oxford English Language Book Society 1987 - 225p.
194424251
Statistical services
001.4222 CAS 2nd ed.