Gravetter, Fredrick J.
Research methods for the behavioral sciences.
- 2nd ed.
- "UK" Australia: Thomson Wadsworth , 2006.
- xxiii, 534p.; 24cm
"Y"
"978-0-495-09145-5"
1.Psychology-Research -Methodology . 2. Social sciences -Research -Methodology.
"Y"
BF76.5 / .G73