TY  - BOOK
AU  - Nisbet,J D
AU  -  Entwisle,N.J.
TI  - Educational research methods
U1  - 370.78 NIS 
PY  - 1970///
CY  - London
PB  - University of London Press Ltd.
KW  - Education- Research
KW  - Educational research
N1  -    Includes index
ER  -