APA Citation

(1961). 100 problems in environmental health: A collection of promising research problems. Washington: Kirby Lithograph.

Trích dẫn kiểu Chicago

100 Problems in Environmental Health: A Collection of Promising Research Problems. Washington: Kirby Lithograph, 1961.

MLA Citation

100 Problems in Environmental Health: A Collection of Promising Research Problems. Washington: Kirby Lithograph, 1961.

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