Gaya APA

HARRIS, J, P., WEISMAN, M, H. (2007). HEAD AND NECK MANIFESTATIONS OF SYSTEMIC DISEASE . London: Informa Healthcare.

Gaya MLA

HARRIS, JEFFREY, P.., WEISMAN, MICHAEL, H.. "HEAD AND NECK MANIFESTATIONS OF SYSTEMIC DISEASE". London: Informa Healthcare, 2007. Textbook.