APA引文

Libbrecht, K., & Rasmussen, P. (2003). The snowflake: Winter's secret beauty. Voyageur Press.

Chicago Style (17th ed.) Citation

Libbrecht, Kenneth, and Patricia Rasmussen. The Snowflake: Winter's Secret Beauty. Stillwater, MN: Voyageur Press, 2003.

MLA引文

Libbrecht, Kenneth, and Patricia Rasmussen. The Snowflake: Winter's Secret Beauty. Voyageur Press, 2003.

警告：這些引文格式不一定是100％准確.