Cita APA (7a ed.)

Allan, G. (1989). Friendship: Developing a sociological perspective. Wetsview Press.

Cita Chicago Style (17a ed.)

Allan, Graham. Friendship: Developing a Sociological Perspective. Boulder: Wetsview Press, 1989.

Cita MLA (9a ed.)

Allan, Graham. Friendship: Developing a Sociological Perspective. Wetsview Press, 1989.