APA引文

Peterson, R. T., & DiGiorgio, M. (2010). Peterson field guide to birds of Western North America (4th ed.). Houghton Mifflin Harcourt.

Chicago Style (17th ed.) Citation

Peterson, Roger Tory, and Michael DiGiorgio. Peterson Field Guide to Birds of Western North America. 4th ed. Boston [Mass.]: Houghton Mifflin Harcourt, 2010.

MLA引文

Peterson, Roger Tory, and Michael DiGiorgio. Peterson Field Guide to Birds of Western North America. 4th ed. Houghton Mifflin Harcourt, 2010.

警告：這些引文格式不一定是100％准確.