APA引文

Hjelt, E., & Hjelt, O. E. A. (1890). Principles of general organic chemistry. Longmans, Green, and Co..

Chicago Style (17th ed.) Citation

Hjelt, Edv., and Otto E. A. Hjelt. Principles of General Organic Chemistry. London, New York: Longmans, Green, and Co., 1890.

MLA引文

Hjelt, Edv., and Otto E. A. Hjelt. Principles of General Organic Chemistry. Longmans, Green, and Co., 1890.

警告：這些引文格式不一定是100％准確.