APA (7th ed.) Citation

Lewis, H. R., & Lewis, M. E. (1980). The parent's guide to teenage sex and pregnancy. St. Martin's Press.

Chicago Style (17th ed.) Citation

Lewis, Howard R., and Martha E. Lewis. The Parent's Guide to Teenage Sex and Pregnancy. New York: St. Martin's Press, 1980.

MLA (9th ed.) Citation

Lewis, Howard R., and Martha E. Lewis. The Parent's Guide to Teenage Sex and Pregnancy. St. Martin's Press, 1980.