APA aipamena

Huebener, T., & Newmark, M. (1952). First course in German.

Chicago Style aipamena

Huebener, Theodore, and Maxim Newmark. First Course in German. 1952.

MLA aipamena

Huebener, Theodore, and Maxim Newmark. First Course in German. 1952.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.