Cita APA (7a ed.)

López Encuentra, A. (2000). Tumour staging and classification in lung cancer: Summary of the International Symposium : Madrid, Spain, 3-4 december 1999. [s.n.].

Cita Chicago Style (17a ed.)

López Encuentra, A. Tumour Staging and Classification in Lung Cancer: Summary of the International Symposium : Madrid, Spain, 3-4 December 1999. [S.l.]: [s.n.], 2000.

Cita MLA (9a ed.)

López Encuentra, A. Tumour Staging and Classification in Lung Cancer: Summary of the International Symposium : Madrid, Spain, 3-4 December 1999. [s.n.], 2000.