APA (7th ed.) Citation

Horner, J. R., & Gorman, J. (1988). Digging dinosaurs. Workman Pub..

Chicago Style (17th ed.) Citation

Horner, John R., and James Gorman. Digging Dinosaurs. New York: Workman Pub., 1988.

MLA (9th ed.) Citation

Horner, John R., and James Gorman. Digging Dinosaurs. Workman Pub., 1988.