APA (7th ed.) Zitazioa
Kenkel, W. F. (1960). THE FAMILY IN PERSPECTIVE: A FOURFOLD ANALYSIS.
Chicago Style (17th ed.) Zitazioa
Kenkel, William F. THE FAMILY IN PERSPECTIVE: A FOURFOLD ANALYSIS. 1960.
MLA (9th ed.) Zitazioa
Kenkel, William F. THE FAMILY IN PERSPECTIVE: A FOURFOLD ANALYSIS. 1960.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.