APA (7th ed.) Citation

University of Pennsylvania. Botanical Laboratory. (1892). Contributions from the Botanical Laboratory. University of Pennsylvania Press.

Chicago Style (17th ed.) Citation

University of Pennsylvania. Botanical Laboratory. Contributions from the Botanical Laboratory. Philadelphia: University of Pennsylvania Press, 1892.

MLA (8th ed.) Citation

University of Pennsylvania. Botanical Laboratory. Contributions from the Botanical Laboratory. University of Pennsylvania Press, 1892.