APA citiranje

Shankar, S., George, P. J., Hetzel, M. R., & Goldstraw, P. (1990). Elective resection of tumours of the trachea and main carina after endoscopic laser therapy.

Citação norma Chicago

Shankar, S., P J. George, M R. Hetzel, and P. Goldstraw. Elective Resection of Tumours of the Trachea and Main Carina After Endoscopic Laser Therapy. 1990.

MLA citiranje

Shankar, S., P J. George, M R. Hetzel, and P. Goldstraw. Elective Resection of Tumours of the Trachea and Main Carina After Endoscopic Laser Therapy. 1990.