APA (7th ed.) Citation

Newman, H. H. (1940). Multiple human births: Twins, triplets, quadruplets and quintuplets. Doubleday, Doran & company, inc..

Chicago Style (17th ed.) Citation

Newman, Horatio Hackett. Multiple Human Births: Twins, Triplets, Quadruplets and Quintuplets. New York: Doubleday, Doran & company, inc., 1940.

MLA (9th ed.) Citation

Newman, Horatio Hackett. Multiple Human Births: Twins, Triplets, Quadruplets and Quintuplets. Doubleday, Doran & company, inc., 1940.