APA引文

(1987). The New Encyclopaedia Britannica Volume 19 [Excretion and excretory system]. The University of Chicago.

Chicago Style (17th ed.) Citation

The New Encyclopaedia Britannica Volume 19 [Excretion and Excretory System]. The University of Chicago, 1987.

MLA引文

The New Encyclopaedia Britannica Volume 19 [Excretion and Excretory System]. The University of Chicago, 1987.

警告：這些引文格式不一定是100％准確.