TY  - BOOK
AU  - Kammen, Welrxoet Bok Van
AU  - Stouthamer-Loeher, Magda
TI  - Data collection and management : a practical guide V.39 : applied social research methods series
SN  - 0803956568
U1  - 001.42 
PY  - 1995///
CY  - New Delhi
PB  - Sage Publications
ER  -