Παραπομπή APA

McCallum, R. I. (1968). Pneumoconiosis and Allied Occupational Chest Diseases. Diagnosis and Procedure for Claiming Industrial Injuries Benefits.

Παραπομπή Chicago Style

McCallum, R. I. Pneumoconiosis and Allied Occupational Chest Diseases. Diagnosis and Procedure for Claiming Industrial Injuries Benefits. 1968.

Παραπομπή MLA

McCallum, R. I. Pneumoconiosis and Allied Occupational Chest Diseases. Diagnosis and Procedure for Claiming Industrial Injuries Benefits. 1968.

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