APA Style

Welker, Robert. (1992). The teacher as expert : a theoretical and historical examination . New York: State University of New York Press.

Chicago Style

Welker, Robert. The teacher as expert : a theoretical and historical examination. New York: State University of New York Press, 1992. Buku Teks.

MLA Style

Welker, Robert. The teacher as expert : a theoretical and historical examination. New York: State University of New York Press, 1992. Buku Teks.

Turabian Style

Welker, Robert. The teacher as expert : a theoretical and historical examination. New York: State University of New York Press, 1992. Buku Teks.