Cita APA (7th ed.)
Stevens-Long, J., & Commons, M. L. (1992). Adult life (4th ed.). Mayfield Pub. Co..
Cita Chicago (17th ed.)
Stevens-Long, Judith, i Michael L. Commons. Adult Life. 4th ed. Mountain View, Calif.: Mayfield Pub. Co., 1992.
Cita MLA (9th ed.)
Stevens-Long, Judith, i Michael L. Commons. Adult Life. 4th ed. Mayfield Pub. Co., 1992.
Atenció: Aquestes cites poden no estar 100% correctes.