APA (7th ed.) Citation

Mason, R. H. (1940). A study of some factors which influence the longevity of onion seed. [publisher not identified].

Chicago Style (17th ed.) Citation

Mason, Robert Houston. A Study of Some Factors Which Influence the Longevity of Onion Seed. [College Station, Texas]: [publisher not identified], 1940.

MLA (9th ed.) Citation

Mason, Robert Houston. A Study of Some Factors Which Influence the Longevity of Onion Seed. [publisher not identified], 1940.