APA stil citiranja

Guberina, P., & Asp, C. W. (1981). The verbo-tonal method for rehabilitating people with communication problems: The verbo-tonal method for rehabilitating people with communication problems. New York: World Rehabilitation Fund.

Chicago stil citiranja

Guberina, Petar, and Carl W. Asp. The verbo-tonal method for rehabilitating people with communication problems: The verbo-tonal method for rehabilitating people with communication problems. New York: World Rehabilitation Fund, 1981.

MLA stil citiranja

Guberina, Petar, and Carl W. Asp. The verbo-tonal method for rehabilitating people with communication problems: The verbo-tonal method for rehabilitating people with communication problems. New York: World Rehabilitation Fund, 1981.