APA (7th ed.) Citation

Clark, R. (1985). The life of Ernst Chain: Penicillin and beyond. St. Martin's Press.

Chicago Style (17th ed.) Citation

Clark, Ronald. The Life of Ernst Chain: Penicillin and Beyond. New York: St. Martin's Press, 1985.

MLA (9th ed.) Citation

Clark, Ronald. The Life of Ernst Chain: Penicillin and Beyond. St. Martin's Press, 1985.

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