APA (7th ed.) Citation

Gregory, W. C. (1941). Phylogenetic and cytological studies in the Ranunculaceae. American Philosophical Society.

Chicago Style (17th ed.) Citation

Gregory, Walton Carlyle. Phylogenetic and Cytological Studies in the Ranunculaceae. Philadelphia: American Philosophical Society, 1941.

MLA (8th ed.) Citation

Gregory, Walton Carlyle. Phylogenetic and Cytological Studies in the Ranunculaceae. American Philosophical Society, 1941.

Warning: These citations may not always be 100% accurate.