APA (7th ed.) Citation

Pilcher, R. (1989). The shell seekers. A Dell Book.

Chicago Style (17th ed.) Citation

Pilcher, Rosamunde. The Shell Seekers. New York: A Dell Book, 1989.

MLA (9th ed.) Citation

Pilcher, Rosamunde. The Shell Seekers. A Dell Book, 1989.

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