APA (7th ed.) Citation

Mathias, M. E. Studies in the Umbelliferae.

Chicago Style (17th ed.) Citation

Mathias, Mildred E. Studies in the Umbelliferae. Saint Louis.

MLA (9th ed.) Citation

Mathias, Mildred E. Studies in the Umbelliferae.

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