Cita APA (7a ed.)

Wilson, G., & Ryland, G. (1949). Social group work practice: The creative use of the social process. Houghton.

Cita Chicago Style (17a ed.)

Wilson, Gertrude, y Gladys Ryland. Social Group Work Practice: The Creative Use of the Social Process. Boston: Houghton, 1949.

Cita MLA (9a ed.)

Wilson, Gertrude, y Gladys Ryland. Social Group Work Practice: The Creative Use of the Social Process. Houghton, 1949.