TY  - BOOK
AU  - Martella Ronald C.
AU  -  Marchand-Martella Nancy E.
AU  -  Nelson Ronald
TI  - Research methods :  Learning to become a critical research consumer
SN  - 0205271251
U1  - Sigma:f, N9 
PY  - 1999///
CY  - Boston
PB  - Allyn and Bacon      
KW  -  SOCIAL SCIENCES
KW  - RESEARCH METHODS
ER  -