Gaya APA

Torrens, S, J, W, P, , R. (1988). Introduction to health services. -- 3rd ed . New York: Delmar Pub. Inc..

Gaya MLA

Torrens, Stephen, J., Williams,, Paul, , R.. "Introduction to health services. -- 3rd ed". New York: Delmar Pub. Inc., 1988. Text.