APA (7th ed.) Citation

Christophersen, E. R. (1990). Beyond discipline: Parenting that lasts a lifetime. Westport Publishers, Inc..

Chicago Style (17th ed.) Citation

Christophersen, Edward R. Beyond Discipline: Parenting That Lasts a Lifetime. Kansas City, Mo.: Westport Publishers, Inc., 1990.

MLA (9th ed.) Citation

Christophersen, Edward R. Beyond Discipline: Parenting That Lasts a Lifetime. Westport Publishers, Inc., 1990.