TY  - BOOK
AU  - Wallen, Norman E.
AU  - Joint author
TI  - Educational research : a guide to the process
SN  - 9780805832808
U1  - 370.72/WAL/E 
PY  - 2013///
CY  - London
PB  - Routledge
KW  - Education
KW  -  Research
N1  - Includes bibliographical references and index
ER  -