APA引文

Orr, R. T. (1976). Vertebrate biology (4th ed.). Saunders.

Chicago Edition Citation

Orr, Robert T. Vertebrate Biology. 4th ed. Philadelphia: Saunders, 1976.

MLA引文

Orr, Robert T. Vertebrate Biology. 4th ed. Saunders, 1976.

警告：這些引文格式不一定是100％准確.