APA引文

Hughes, C. D. (2016). Little kids first big book of birds. National Geographic Partners.

Chicago Style (17th ed.) Citation

Hughes, Catherine D. Little Kids First Big Book of Birds. Washington, DC: National Geographic Partners, 2016.

MLA引文

Hughes, Catherine D. Little Kids First Big Book of Birds. National Geographic Partners, 2016.

警告：這些引文格式不一定是100％准確.