APA (7th ed.) Citation

De Hertogh, A., & Carlson, W. H. (1975). Home forcing of spring flowering bulbs ([Revised].). Cooperative Extension Service, Michigan State University.

Chicago Style (17th ed.) Citation

De Hertogh, August, and William H. Carlson. Home Forcing of Spring Flowering Bulbs. [Revised]. E. Lansing, Mich.: Cooperative Extension Service, Michigan State University, 1975.

MLA (9th ed.) Citation

De Hertogh, August, and William H. Carlson. Home Forcing of Spring Flowering Bulbs. [Revised]. Cooperative Extension Service, Michigan State University, 1975.