APA (7th ed.) Citation

Allen, J., Donald, E. B., & Bicknell, S. (1985). Flower arranging. Gallery Books.

Chicago Style (17th ed.) Citation

Allen, Judy, Elsie Burch Donald, and Steve Bicknell. Flower Arranging. New York: Gallery Books, 1985.

MLA (9th ed.) Citation

Allen, Judy, et al. Flower Arranging. Gallery Books, 1985.