McGrath, E. E., Bardsley, P., & Basran, G. (2008). Black hairy tongue: What is your call? Canadian Medical Association.
Citação norma ChicagoMcGrath, Emmet E., Philip Bardsley, and Gurnan Basran. Black Hairy Tongue: What Is Your Call? Canadian Medical Association, 2008.
Citação norma MLAMcGrath, Emmet E., Philip Bardsley, and Gurnan Basran. Black Hairy Tongue: What Is Your Call? Canadian Medical Association, 2008.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.