Cita APA (7th ed.)

Carlson, B. W., & Ginglend, D. R. (1968). Recreation for retarded teenagers and young adults. Abingdon.

Cita Chicago (17th ed.)

Carlson, Bernice W., i David R. Ginglend. Recreation for Retarded Teenagers and Young Adults. Nashville: Abingdon, 1968.

Cita MLA (9th ed.)

Carlson, Bernice W., i David R. Ginglend. Recreation for Retarded Teenagers and Young Adults. Abingdon, 1968.