APA Edition Citation

Clarke, H. T., & Johnson, J. R. (1949). Chemistry of penicillin. Princeton University Press.

Chicago Edition Citation

Clarke, Hans T., and John R. Johnson. Chemistry of Penicillin. New Jersey: Princeton University Press, 1949.

MLA Edition Citation

Clarke, Hans T., and John R. Johnson. Chemistry of Penicillin. Princeton University Press, 1949.