APA (7th ed.) Citation

Armitage, A. M. (1989). Herbaceous perennial plants: A treatise on their identification, culture, and garden attributes. Varsity Press.

Chicago Style (17th ed.) Citation

Armitage, A. M. Herbaceous Perennial Plants: A Treatise on Their Identification, Culture, and Garden Attributes. Athens, Ga.: Varsity Press, 1989.

MLA (9th ed.) Citation

Armitage, A. M. Herbaceous Perennial Plants: A Treatise on Their Identification, Culture, and Garden Attributes. Varsity Press, 1989.