TY  - BOOK
AU  - Lodico, Marguerite G.
TI  - Methods in Educational Research :From Theory to Practice /Marguerite G. Lodico, Dean T. Spaulding, Katherine H. Voegtle
SN  - 13: 9780787979621
U1  - 370.72LOD 
PY  - 2006///
CY  - San Francisco
PB  - Jossey- Bass
ER  -