The complete guide to indoor plants

MLA

Kiaer, Eigil, and Ellen Backe. The Complete Guide to Indoor Plants. New York: Crown Publishers, 1958.

APA

Kiaer, E., & Backe, E. (1958). The complete guide to indoor plants. New York: Crown Publishers.

Chicago

Kiaer, Eigil, and Ellen Backe. The Complete Guide to Indoor Plants. New York: Crown Publishers, 1958.