APA (7e ed.) Bronvermelding

Sheldon, R. D. (1980). A Casebook in group therapy: A behavioral cognitive approach. Prentice-Hall.

Chicago (17e ed.) Bronvermelding

Sheldon, Rose D. A Casebook in Group Therapy: A Behavioral Cognitive Approach. Englewood Cliffs, NJ: Prentice-Hall, 1980.

MLA (9e ed.) Bronvermelding

Sheldon, Rose D. A Casebook in Group Therapy: A Behavioral Cognitive Approach. Prentice-Hall, 1980.