APA (7th ed.) Citation

Folb, P. I., & Dukes, M. N. G. (1990). Drug safety in pregnancy. Elsevier.

Chicago Style (17th ed.) Citation

Folb, Peter I., and M. N. G. Dukes. Drug Safety in Pregnancy. Amsterdam [etc.]: Elsevier, 1990.

MLA (9th ed.) Citation

Folb, Peter I., and M. N. G. Dukes. Drug Safety in Pregnancy. Elsevier, 1990.