Babbie, Earl R. The practice of social research - 10th ed. - Belmont, CA : Thomson/Wadsworth, c2004. - 1 v. (various pagings) : ill. ; 1 CD-ROM (4 3/4 in.) Include index ISBN: 0534620280 Subjects--Topical Terms: Social sciencesSocial sciences Dewey Class. No.: 300.72