Haworth -booth, M. (1962). Effective flowering shrubs Ed3 1962 (3rd ed.).
Chicago ZitierstilHaworth -booth, Michael. Effective Flowering Shrubs Ed3 1962. 3rd ed. 1962.
MLA ZitierstilHaworth -booth, Michael. Effective Flowering Shrubs Ed3 1962. 3rd ed. 1962.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.