APA (7th ed.) Citation

Krieger, P. J. (1999). Understanding chemical principals a learning companion. Prentice-Hall.

Chicago Style (17th ed.) Citation

Krieger, Peter J. Understanding Chemical Principals a Learning Companion. Upper Saddle River, New Jersey: Prentice-Hall, 1999.

MLA (9th ed.) Citation

Krieger, Peter J. Understanding Chemical Principals a Learning Companion. Prentice-Hall, 1999.