APA (7th ed.) Citation

Embury, E. C., Whitefield, E., & Radt, A. H. (1946). American wild flowers. Hastings house.

Chicago Style (17th ed.) Citation

Embury, Emma C., Edwin Whitefield, and Alice Henius Radt. American Wild Flowers. New York: Hastings house, 1946.

MLA (9th ed.) Citation

Embury, Emma C., et al. American Wild Flowers. Hastings house, 1946.