(1909). Direct Examination of the Larynx, Trachea, and Œsophagus. Hospital (Lond 1886).
Citação norma Chicago"Direct Examination of the Larynx, Trachea, and Œsophagus." Hospital (Lond 1886) 1909.
MLA引文"Direct Examination of the Larynx, Trachea, and Œsophagus." Hospital (Lond 1886) 1909.
警告：這些引文格式不一定是100％准確.