Cita APA (7a ed.)

Landreth, G. L. (1991). Play therapy: The art of the relationship. Accelerated Development.

Cita Chicago Style (17a ed.)

Landreth, Garry L. Play Therapy: The Art of the Relationship. Muncie, Ind: Accelerated Development, 1991.

Cita MLA (9a ed.)

Landreth, Garry L. Play Therapy: The Art of the Relationship. Accelerated Development, 1991.