APA (7th ed.) Citation

Burk, C. J. (1966). Marsilea quadrifolia L. in Western Massachusetts. Zenodo.

Chicago Style (17th ed.) Citation

Burk, Carl John. Marsilea Quadrifolia L. in Western Massachusetts. Zenodo, 1966.

MLA (9th ed.) Citation

Burk, Carl John. Marsilea Quadrifolia L. in Western Massachusetts. Zenodo, 1966.

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