APA (7th ed.) Citation

Harrison, R. G. (1959). A textbook of human Embryology. Blackwell.

Chicago Style (17th ed.) Citation

Harrison, Ross Granville. A Textbook of Human Embryology. Oxford: Blackwell, 1959.

MLA (9th ed.) Citation

Harrison, Ross Granville. A Textbook of Human Embryology. Blackwell, 1959.