APA-Zitierstil (7. Ausg.)

Spencer, E. R., & Bergdolt, E. (1974). All about weeds (1. publ., unabridged republication of the expanded ed. 1957.). Dover Publications.

Chicago-Zitierstil (17. Ausg.)

Spencer, Edwin Rollin, und Emma Bergdolt. All About Weeds. 1. publ., unabridged republication of the expanded ed. 1957. New York, NY: Dover Publications, 1974.

MLA-Zitierstil (9. Ausg.)

Spencer, Edwin Rollin, und Emma Bergdolt. All About Weeds. 1. publ., unabridged republication of the expanded ed. 1957. Dover Publications, 1974.