APA
Leonard Bickman & Julia Brannen Ed, . (2008). Sage Handbook of Social Research Methods. Los Angeles: Sage Publication.
Chicago
Leonard Bickman & Julia Brannen Ed, . 2008. Sage Handbook of Social Research Methods. Los Angeles: Sage Publication.
Harvard
Leonard Bickman & Julia Brannen Ed, . (2008). Sage Handbook of Social Research Methods. Los Angeles: Sage Publication.
MLA
Leonard Bickman & Julia Brannen Ed, . Sage Handbook of Social Research Methods. Los Angeles: Sage Publication. 2008.
