APA引文

Gorbachev, V. (2008). Turtle's penguin day. Alfred A. Knopf.

Chicago Style (17th ed.) Citation

Gorbachev, Valeri. Turtle's Penguin Day. New York: Alfred A. Knopf, 2008.

MLA引文

Gorbachev, Valeri. Turtle's Penguin Day. Alfred A. Knopf, 2008.

警告：這些引文格式不一定是100％准確.