APA (7th ed.) Citation

Markowitz, S. (1998). Problem-based training exercises for environmental epidemiology: Instructor's guide. World Health Organization.

Chicago Style (17th ed.) Citation

Markowitz, Steven. Problem-based Training Exercises for Environmental Epidemiology: Instructor's Guide. Geneva: World Health Organization, 1998.

MLA (9th ed.) Citation

Markowitz, Steven. Problem-based Training Exercises for Environmental Epidemiology: Instructor's Guide. World Health Organization, 1998.