APA (7th ed.) Citation

Robertson, P. (1974). The book of firsts. C. N. Potter.

Chicago Style (17th ed.) Citation

Robertson, Patrick. The Book of Firsts. New York: C. N. Potter, 1974.

MLA (9th ed.) Citation

Robertson, Patrick. The Book of Firsts. C. N. Potter, 1974.

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