World Health Organization. (1981). Histological typing of lung tumours (2nd ed.). World Health Organization.
Citace podle Chicago (17th ed.)World Health Organization. Histological Typing of Lung Tumours. 2nd ed. Geneva: World Health Organization, 1981.
Citace podle MLA (9th ed.)World Health Organization. Histological Typing of Lung Tumours. 2nd ed. World Health Organization, 1981.
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