APA引文

Ernst, C. H. (1989). Turtles of the world. Smithsonian Institution.

Chicago Style (17th ed.) Citation

Ernst, Carl H. Turtles of the World. Smithsonian Institution, 1989.

MLA引文

Ernst, Carl H. Turtles of the World. Smithsonian Institution, 1989.

警告：这些引文格式不一定是100％准确.