Gaya APA

Valette, R, M., Disick, R, S. (1972). Modern language performance objectives and individualization : a hand book . New York: MIR Publishers.

Gaya MLA

Valette, Rebecca, M.., Disick, Rene, S.. "Modern language performance objectives and individualization : a hand book". New York: MIR Publishers, 1972. Text.