APA引文

Stern, M., & Ruff, D. (1997). The missing sunflowers. Greenwillow Books.

Chicago Style (17th ed.) Citation

Stern, Maggie, and Donna Ruff. The Missing Sunflowers. New York: Greenwillow Books, 1997.

MLA引文

Stern, Maggie, and Donna Ruff. The Missing Sunflowers. Greenwillow Books, 1997.

警告：這些引文格式不一定是100％准確.