APA (7th ed.) Citation

Leeper, P. W. (1983). Lettuce cultivar and breeding line evaluations, winter 1981-82. [publisher not identified].

Chicago Style (17th ed.) Citation

Leeper, Paul W. Lettuce Cultivar and Breeding Line Evaluations, Winter 1981-82. College Station, Tex. : Texas Agricultural Experiment Station, the Texas A & M University System: [publisher not identified], 1983.

MLA (9th ed.) Citation

Leeper, Paul W. Lettuce Cultivar and Breeding Line Evaluations, Winter 1981-82. [publisher not identified], 1983.