APA Citation

Greenburg, M. (1994). Airways obstruction, coal mining, and disability.

Citação norma Chicago

Greenburg, M. Airways Obstruction, Coal Mining, and Disability. 1994.

MLA Citation

Greenburg, M. Airways Obstruction, Coal Mining, and Disability. 1994.

Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.