APA
Goldman A. E. &. M. S. S., . (1987). The group depth interview. Prentice- hall Inc., New Jercy: .
Chicago
Goldman Alfred E & McDonald Susan Schwartz, . 1987. The group depth interview. Prentice- hall Inc., New Jercy: .
Harvard
Goldman A. E. &. M. S. S., . (1987). The group depth interview. Prentice- hall Inc., New Jercy: .
MLA
Goldman Alfred E & McDonald Susan Schwartz, . The group depth interview. Prentice- hall Inc., New Jercy: . 1987.