Cita APA (7th ed.)

Perry, D. G., & Bussey, K. (1984). Social development. Prentice-Hall.

Cita Chicago (17th ed.)

Perry, David G., i Kay Bussey. Social Development. Englewood Cliffs, N.J: Prentice-Hall, 1984.

Cita MLA (9th ed.)

Perry, David G., i Kay Bussey. Social Development. Prentice-Hall, 1984.