Gaya APA

Gleason, J, B., Ratner, N, B. (2013). The Development of language. 8th Ed. (8). Boston: Pearson.

Gaya MLA

Gleason, Jean, Berko., Ratner, Nan, Bernstein. "The Development of language. 8th Ed.". 8 Boston: Pearson, 2013. Text.