Cita APA (7th ed.)

Last, J. M. W. R. B. (1986). Public health & preventive medicine. Prentice- Hall International Inc.

Cita Chicago (17th ed.)

Last, John M. Wallace Robert B. Public Health & Preventive Medicine. America: Prentice- Hall International Inc, 1986.

Cita MLA (8th ed.)

Last, John M. Wallace Robert B. Public Health & Preventive Medicine. Prentice- Hall International Inc, 1986.