Cita APA (7a ed.)

Petrie, D., & Willis, C. (1998). Morality and sexual issues in older adolescent females. [s.n.].

Cita Chicago Style (17a ed.)

Petrie, Donna, y Charisse Willis. Morality and Sexual Issues in Older Adolescent Females. [S.l.]: [s.n.], 1998.

Cita MLA (9a ed.)

Petrie, Donna, y Charisse Willis. Morality and Sexual Issues in Older Adolescent Females. [s.n.], 1998.