APA (7th ed.) Citation

Clancy, T., & Pieczenik, S. R. (1999). Tom Clancy's Op-center. Thorndike Press.

Chicago Style (17th ed.) Citation

Clancy, Tom, and Steve R. Pieczenik. Tom Clancy's Op-center. Thorndike, Me: Thorndike Press, 1999.

MLA (9th ed.) Citation

Clancy, Tom, and Steve R. Pieczenik. Tom Clancy's Op-center. Thorndike Press, 1999.