APA (7th ed.) Citation

Hilleboe, H. E., Barkhuus, A., & Thomas, W. C. (1972). Approaches to national health planning. World Health Organization.

Chicago Style (17th ed.) Citation

Hilleboe, Herman Ertresvaag, Arne Barkhuus, and William C. Thomas. Approaches to National Health Planning. Geneva: World Health Organization, 1972.

MLA (9th ed.) Citation

Hilleboe, Herman Ertresvaag, et al. Approaches to National Health Planning. World Health Organization, 1972.