APA
El-Naggar A. K., Chan J. K. C., Rubin Grandis J., Takata T., Slootweg P. J. & World Health Organization. (2017). WHO classification of head and neck tumours. Lyon, France: World Health Organization, International Agency for Research on Cancer (IARC).
Chicago
El-Naggar Adel K, Chan John K C, Rubin Grandis Jennifer, Takata Takashi, Slootweg Pieter Johannes and World Health Organization. 2017. WHO classification of head and neck tumours. Lyon, France: World Health Organization, International Agency for Research on Cancer (IARC).
Harvard
El-Naggar A. K., Chan J. K. C., Rubin Grandis J., Takata T., Slootweg P. J. and World Health Organization. (2017). WHO classification of head and neck tumours. Lyon, France: World Health Organization, International Agency for Research on Cancer (IARC).
MLA
El-Naggar Adel K, Chan John K C, Rubin Grandis Jennifer, Takata Takashi, Slootweg Pieter Johannes and World Health Organization. WHO classification of head and neck tumours. Lyon, France: World Health Organization, International Agency for Research on Cancer (IARC). 2017.