Cita APA (7th ed.)

International Labour Office & ebrary, Inc. (2011). Guidelines for the use of the ILO international classification of radiographs of pneumoconioses (Rev. ed.). International Labour Office.

Cita Chicago (17th ed.)

International Labour Office i Inc ebrary. Guidelines for the Use of the ILO International Classification of Radiographs of Pneumoconioses. Rev. ed. Geneva: International Labour Office, 2011.

Cita MLA (9th ed.)

International Labour Office i Inc ebrary. Guidelines for the Use of the ILO International Classification of Radiographs of Pneumoconioses. Rev. ed. International Labour Office, 2011.