APA (7th ed.) Zitazioa

Stone, J., & Miller, R. M. (1985). Volunteer youth workers. Group books.

Chicago Style (17th ed.) Zitazioa

Stone, J.David, eta Rose Mary Miller. Volunteer Youth Workers. Loveland: Group books, 1985.

MLA (9th ed.) Zitazioa

Stone, J.David, eta Rose Mary Miller. Volunteer Youth Workers. Group books, 1985.