Dyfyniad APA

edited by El-Naggar, A. K. a. (2017). WHO classification of head and neck tumours. International Agency for Research on Cancer.

Dyfyniad Arddull Chicago

edited by El-Naggar, Adel K....[et al.]. WHO Classification of Head and Neck Tumours. International Agency for Research on Cancer, 2017.

Dyfyniad MLA

edited by El-Naggar, Adel K....[et al.]. WHO Classification of Head and Neck Tumours. International Agency for Research on Cancer, 2017.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.