APA引文

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

Chicago Edition Citation

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

MLA引文

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

警告：这些引文格式不一定是100％准确.