APA (7th ed.) Citation

Halka, M., & Nordstrom, B. (2011). Lanthanides and actinides. Facts On File, Inc..

Chicago Style (17th ed.) Citation

Halka, Monica, and Brian Nordstrom. Lanthanides and Actinides. New York: Facts On File, Inc., 2011.

MLA (9th ed.) Citation

Halka, Monica, and Brian Nordstrom. Lanthanides and Actinides. Facts On File, Inc., 2011.