APA引文

Hafenrichter, A. L. (1968). Grasses and legumes for soil conservation in the Pacific Northwest and Great Basin States. U.S. Soil Conservation Service.

Chicago Style (17th ed.) Citation

Hafenrichter, A. L. Grasses and Legumes for Soil Conservation in the Pacific Northwest and Great Basin States. Washington: U.S. Soil Conservation Service, 1968.

MLA引文

Hafenrichter, A. L. Grasses and Legumes for Soil Conservation in the Pacific Northwest and Great Basin States. U.S. Soil Conservation Service, 1968.

警告：這些引文格式不一定是100％准確.