Kotpal, R. L. (2009). Modern text book of zoology : vertebrates: Vertebrates. Meerut.
芝加哥风格引文Kotpal, R. L. Modern Text Book of Zoology : Vertebrates: Vertebrates. Rastogi Publications: Meerut, 2009.
MLA引文Kotpal, R. L. Modern Text Book of Zoology : Vertebrates: Vertebrates. Meerut, 2009.
警告：这些引文格式不一定是100％准确.