Jacobsen, H. (1977). Lexicon of succulent plants: Short descriptions, habitats and synonymy of succulent plants other than Cactaceae (2. ed.). Blandford Press.
Chicago-Zitierstil (17. Ausg.)Jacobsen, Hermann. Lexicon of Succulent Plants: Short Descriptions, Habitats and Synonymy of Succulent Plants Other than Cactaceae. 2. ed. Poole [u.a.]: Blandford Press, 1977.
MLA-Zitierstil (9. Ausg.)Jacobsen, Hermann. Lexicon of Succulent Plants: Short Descriptions, Habitats and Synonymy of Succulent Plants Other than Cactaceae. 2. ed. Blandford Press, 1977.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.