TY  - BOOK
AU  - Hedrick,Terry E.
AU  - Bickman,Leonard
AU  - Rog,Debra J.
TI  - Applied research design : a practical guide
T2  - Applied social research methods series
SN  - 0803932332 (cl)
U1  - 300.72 
PY  - 1993///
CY  - Newbury Park
PB  - Sage Publications
KW  - Social sciences
UR  - http://www.loc.gov/catdir/enhancements/fy0655/92037330-d.html
UR  - http://www.loc.gov/catdir/enhancements/fy0655/92037330-t.html
UR  - http://www.loc.gov/catdir/enhancements/fy0739/92037330-b.html
ER  -