Cita APA (7th ed.)

Bem, S., & Loreen de Jong, H. (1997). Theoretical issues in psychology: An introduction. Sage.

Cita Chicago (17th ed.)

Bem, Sacha, i Huib Loreen de Jong. Theoretical Issues in Psychology: An Introduction. London: Sage, 1997.

Cita MLA (9th ed.)

Bem, Sacha, i Huib Loreen de Jong. Theoretical Issues in Psychology: An Introduction. Sage, 1997.