National Science Teachers Association, Society of Protozoologists, ebrary, Inc, Anderson, O. R., & Druger, M. (1997). Explore the world using protozoa. National Science Teachers Association ; Society of Protozoologists.
芝加哥风格引文National Science Teachers Association, Society of Protozoologists, Inc ebrary, O. Roger Anderson, 与 Marvin Druger. Explore the World Using Protozoa. Arlington, VA : Lawrence, KS: National Science Teachers Association ; Society of Protozoologists, 1997.
MLA引文National Science Teachers Association, et al. Explore the World Using Protozoa. National Science Teachers Association ; Society of Protozoologists, 1997.
警告：这些引文格式不一定是100％准确.