Gaya APA

Klien,Wolfgang, ., Dittmar,Norbert, . (1979). Developing Grammars : the acquisition of german syntax by foreign workers . New York: Springer.

Gaya MLA

Klien,Wolfgang, ., Dittmar,Norbert, . "Developing Grammars : the acquisition of german syntax by foreign workers". New York: Springer, 1979. Text.