APA (7th ed.) Citation

Penney, R. (1969). The penguins are coming! Harper and Row.

Chicago Style (17th ed.) Citation

Penney, R.L. The Penguins Are Coming! New York: Harper and Row, 1969.

MLA (9th ed.) Citation

Penney, R.L. The Penguins Are Coming! Harper and Row, 1969.

Warning: These citations may not always be 100% accurate.