Cita APA (7th ed.)

Murdock, T. (1979). Gymnastics for girls (1st American ed.). Plays, inc..

Cita Chicago (17th ed.)

Murdock, Tony. Gymnastics for Girls. 1st American ed. Boston: Plays, inc., 1979.

Cita MLA (8th ed.)

Murdock, Tony. Gymnastics for Girls. 1st American ed. Plays, inc., 1979.