APA引文

Holmes, R. L. (1983). Studies of annual weed competition in seedling and established alfalfa. University Microfilms International.

Chicago Style (17th ed.) Citation

Holmes, Robert Lewis. Studies of Annual Weed Competition in Seedling and Established Alfalfa. Ann Arbor, Mich.: University Microfilms International, 1983.

MLA引文

Holmes, Robert Lewis. Studies of Annual Weed Competition in Seedling and Established Alfalfa. University Microfilms International, 1983.