APA引文

Goodavage, M. (2016). Secret service dogs: The heroes who protect the President of the United States. Dutton.

Chicago Style (17th ed.) Citation

Goodavage, Maria. Secret Service Dogs: The Heroes Who Protect the President of the United States. New York, New York: Dutton, 2016.

MLA引文

Goodavage, Maria. Secret Service Dogs: The Heroes Who Protect the President of the United States. Dutton, 2016.

警告：這些引文格式不一定是100％准確.