APA

Last J. M., . (1988). Public health and human ecology. New Jersey: Prentice Hall International.

Chicago

Last John M, . 1988. Public health and human ecology. New Jersey: Prentice Hall International.

Harvard

Last J. M., . (1988). Public health and human ecology. New Jersey: Prentice Hall International.

MLA

Last John M, . Public health and human ecology. New Jersey: Prentice Hall International. 1988.