APA Citatie

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

Chicago Style citaat

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

MLA citatie

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

Let op: Deze citaties zijn niet altijd 100% accuraat.