APA (7th ed.) Zitazioa
McGinnis, A. L. (1979). The friendship factor: How to get closer to the people you care for. Augsburg Pub. House.
Chicago Style (17th ed.) Zitazioa
McGinnis, Alan Loy. The Friendship Factor: How to Get Closer to the People You Care for. Minneapolis: Augsburg Pub. House, 1979.
MLA (9th ed.) Zitazioa
McGinnis, Alan Loy. The Friendship Factor: How to Get Closer to the People You Care for. Augsburg Pub. House, 1979.
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