APA-Zitierstil (7. Ausg.)

Lloyd, J. W., & MacCollum, J. P. (1938). Yields of asparagus as affected by severe cutting of young plantation. Univ. of Ill.

Chicago-Zitierstil (17. Ausg.)

Lloyd, John W., und John P. MacCollum. Yields of Asparagus as Affected by Severe Cutting of Young Plantation. Urbana, Ill: Univ. of Ill, 1938.

MLA-Zitierstil (9. Ausg.)

Lloyd, John W., und John P. MacCollum. Yields of Asparagus as Affected by Severe Cutting of Young Plantation. Univ. of Ill, 1938.