Dyfyniad APA

Wolman, A., & Gorman, A. E. (1931). The significance of waterborne typhoid fever outbreaks: 1920-1930. Williams and Wilkins Co..

Dyfyniad Arddull Chicago

Wolman, Abel, and Arthur E. Gorman. The Significance of Waterborne Typhoid Fever Outbreaks: 1920-1930. Baltimore: Williams and Wilkins Co., 1931.

Dyfyniad MLA

Wolman, Abel, and Arthur E. Gorman. The Significance of Waterborne Typhoid Fever Outbreaks: 1920-1930. Williams and Wilkins Co., 1931.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.