APA (7th ed.) Citation

Lewis, E. P. (1934). Asparagus yields: As affected by severity of cutting. Univ. of Ill.

Chicago Style (17th ed.) Citation

Lewis, Ernest P. Asparagus Yields: As Affected by Severity of Cutting. Urbana, Ill: Univ. of Ill, 1934.

MLA (9th ed.) Citation

Lewis, Ernest P. Asparagus Yields: As Affected by Severity of Cutting. Univ. of Ill, 1934.