APA (7th ed.) Citation

ScienceDirect (Online service), Heggenhougen, K., & Quah, S. R. (2008). International encyclopedia of public health. Elsevier/Academic Press.

Chicago Style (17th ed.) Citation

ScienceDirect (Online service), Kris Heggenhougen, and Stella R. Quah. International Encyclopedia of Public Health. Amsterdam ; Boston: Elsevier/Academic Press, 2008.

MLA (9th ed.) Citation

ScienceDirect (Online service), et al. International Encyclopedia of Public Health. Elsevier/Academic Press, 2008.