Cita APA (7th ed.)
Klenk, R. W., & Ryan, R. M. (1974). The practice of social work (2nd ed.). Wadsworth Pub. Co..
Cita Chicago (17th ed.)
Klenk, Robert W., i Robert M. Ryan. The Practice of Social Work. 2nd ed. Belmont, Calif.: Wadsworth Pub. Co., 1974.
Cita MLA (9th ed.)
Klenk, Robert W., i Robert M. Ryan. The Practice of Social Work. 2nd ed. Wadsworth Pub. Co., 1974.
Atenció: Aquestes cites poden no estar 100% correctes.