APA引文

De Robertis, C. (2021). The president and the frog (First Edition.). Alfred A. Knopf.

Chicago Style (17th ed.) Citation

De Robertis, Carolina. The President and the Frog. First Edition. New York: Alfred A. Knopf, 2021.

MLA引文

De Robertis, Carolina. The President and the Frog. First Edition. Alfred A. Knopf, 2021.

警告：這些引文格式不一定是100％准確.