Villee, C. A. (1978). Biologia (7 ed.). Interamericana - McGraw-Hill.
芝加哥风格引文Villee, Claude A. Biologia. 7 ed. mexico D F: Interamericana - McGraw-Hill, 1978.
MLA引文Villee, Claude A. Biologia. 7 ed. Interamericana - McGraw-Hill, 1978.
警告：这些引文格式不一定是100％准确.