APA (7th ed.) Citation

Needham, J. (1931). Chemical embryology. The University press.

Chicago Style (17th ed.) Citation

Needham, Joseph. Chemical Embryology. Cambridge [England]: The University press, 1931.

MLA (9th ed.) Citation

Needham, Joseph. Chemical Embryology. The University press, 1931.

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