Cita APA (7th ed.)
McGinnis, A. L. (1979). The friendship factor: How to get closer to the people you care for. Augsburg Pub. House.
Cita Chicago (17th ed.)
McGinnis, Alan Loy. The Friendship Factor: How to Get Closer to the People You Care for. Minneapolis: Augsburg Pub. House, 1979.
Cita MLA (9th ed.)
McGinnis, Alan Loy. The Friendship Factor: How to Get Closer to the People You Care for. Augsburg Pub. House, 1979.
Atenció: Aquestes cites poden no estar 100% correctes.