APA引文

Carlson, N. L. (2002). Smile a lot! Carolrhoda Books.

Chicago Style (17th ed.) Citation

Carlson, Nancy L. Smile a Lot! Minneapolis: Carolrhoda Books, 2002.

MLA引文

Carlson, Nancy L. Smile a Lot! Carolrhoda Books, 2002.

警告：這些引文格式不一定是100％准確.