APA (7th ed.) Citation

Harshman, T. W., & Cushman, D. (1990). Porcupine's pajama party (1st Harper Trophy ed.). Harper & Row.

Chicago Style (17th ed.) Citation

Harshman, Terry Webb, and Doug Cushman. Porcupine's Pajama Party. 1st Harper Trophy ed. New York: Harper & Row, 1990.

MLA (9th ed.) Citation

Harshman, Terry Webb, and Doug Cushman. Porcupine's Pajama Party. 1st Harper Trophy ed. Harper & Row, 1990.