APA引文

Pieper, C., & Pieper, i. C. (2007). Catarina, o urso e Pedro. Kalandraka.

Chicago Style (17th ed.) Citation

Pieper, Christiane, and il. Christiane Pieper. Catarina, O Urso E Pedro. Kalandraka, 2007.

MLA引文

Pieper, Christiane, and il. Christiane Pieper. Catarina, O Urso E Pedro. Kalandraka, 2007.

警告：這些引文格式不一定是100％准確.