Citação norma APA

(1981). Relation between progressive massive fibrosis, emphysema, and pulmonary dysfunction in coalworkers' pneumoconiosis (May 1981).

Citação norma Chicago

Relation between Progressive Massive Fibrosis, Emphysema, and Pulmonary Dysfunction in Coalworkers' Pneumoconiosis (May 1981). 1981.

Citação norma MLA

Relation between Progressive Massive Fibrosis, Emphysema, and Pulmonary Dysfunction in Coalworkers' Pneumoconiosis (May 1981). 1981.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.