APA (7th ed.) Citation

Beier, H. M., & Karlson, P. (1982). Proteins and Steroids in Early Pregnancy. Springer Berlin Heidelberg.

Chicago Style (17th ed.) Citation

Beier, H. M., and Peter Karlson. Proteins and Steroids in Early Pregnancy. Berlin, Heidelberg: Springer Berlin Heidelberg, 1982.

MLA (8th ed.) Citation

Beier, H. M., and Peter Karlson. Proteins and Steroids in Early Pregnancy. Springer Berlin Heidelberg, 1982.