APA (7th ed.) Citation

Hughes, R. H. (1940). A statistical and genetical analysis of shattering in wheat. [publisher not identified].

Chicago Style (17th ed.) Citation

Hughes, Robert Holloway. A Statistical and Genetical Analysis of Shattering in Wheat. (College Station, Texas): [publisher not identified], 1940.

MLA (9th ed.) Citation

Hughes, Robert Holloway. A Statistical and Genetical Analysis of Shattering in Wheat. [publisher not identified], 1940.