APA引文

Neill, W., & Hepburn, D. (2001). The guide to butterflies of Oregon and Washington. Westcliffe Publishers.

Chicago Style (17th ed.) Citation

Neill, William, and Doug Hepburn. The Guide to Butterflies of Oregon and Washington. Englewood, CO: Westcliffe Publishers, 2001.

MLA引文

Neill, William, and Doug Hepburn. The Guide to Butterflies of Oregon and Washington. Westcliffe Publishers, 2001.

警告：這些引文格式不一定是100％准確.