APA (7th ed.) Citation

Peterson, H. L., & Elman, R. (1971). The great guns. Grosset & Dunlap.

Chicago Style (17th ed.) Citation

Peterson, Harold Leslie, and Robert Elman. The Great Guns. New York: Grosset & Dunlap, 1971.

MLA (9th ed.) Citation

Peterson, Harold Leslie, and Robert Elman. The Great Guns. Grosset & Dunlap, 1971.

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