APA引文

Gardner, E. S. (1957). The case of the drowning duck. Penguin.

Chicago Style (17th ed.) Citation

Gardner, Erle Stanley. The Case of the Drowning Duck. Penguin, 1957.

MLA引文

Gardner, Erle Stanley. The Case of the Drowning Duck. Penguin, 1957.

警告：這些引文格式不一定是100％准確.