APA (7th ed.) Zitazioa
Sandfort, T. (1987). Boys on their contacts with men: A study of sexually expressed friendships. Global academic.
Chicago Style (17th ed.) Zitazioa
Sandfort, Theo. Boys on Their Contacts with Men: A Study of Sexually Expressed Friendships. Eimhurst, N.Y.: Global academic, 1987.
MLA (9th ed.) Zitazioa
Sandfort, Theo. Boys on Their Contacts with Men: A Study of Sexually Expressed Friendships. Global academic, 1987.
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