Alexander-Williams, J. (1993). Updates in Coloproctology.
Citação norma ChicagoAlexander-Williams, J. Updates in Coloproctology. 1993.
MLA引文Alexander-Williams, J. Updates in Coloproctology. 1993.
警告：這些引文格式不一定是100％准確.
APA引文
Alexander-Williams, J. (1993). Updates in Coloproctology.
Citação norma ChicagoAlexander-Williams, J. Updates in Coloproctology. 1993.
MLA引文Alexander-Williams, J. Updates in Coloproctology. 1993.