APA-referens

Tilley, H. (1922). THE REMOVAL OF A PAPER FASTENER BY DIRECT PERORAL BRONCHOSCOPY: After its Impaction for Twenty-one Months in the Left Bronchus.

Chicago-stil citat

Tilley, Herbert. THE REMOVAL OF A PAPER FASTENER BY DIRECT PERORAL BRONCHOSCOPY: After Its Impaction for Twenty-one Months in the Left Bronchus. 1922.

MLA-referens

Tilley, Herbert. THE REMOVAL OF A PAPER FASTENER BY DIRECT PERORAL BRONCHOSCOPY: After Its Impaction for Twenty-one Months in the Left Bronchus. 1922.

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