Kalkman, G. (1965). The old world species of Prunus subg. Laurocerasus including those formerly referred to Pygeum ([Sonderdr.].).
Chicago-Zitierstil (17. Ausg.)Kalkman, G. The Old World Species of Prunus Subg. Laurocerasus Including Those Formerly Referred to Pygeum. [Sonderdr.]. 1965.
MLA-Zitierstil (9. Ausg.)Kalkman, G. The Old World Species of Prunus Subg. Laurocerasus Including Those Formerly Referred to Pygeum. [Sonderdr.]. 1965.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.