Lange, F. K. (1910). Anatomische Untersuchungen zur Systematik der Aloineen (Aloë, Gasteria, Haworthia, Apicra, Lomatophyllum).
Chicago Style (17th ed.) CitationLange, Frierich Karl. Anatomische Untersuchungen Zur Systematik Der Aloineen (Aloë, Gasteria, Haworthia, Apicra, Lomatophyllum). Göttingen, 1910.
MLA (8th ed.) CitationLange, Frierich Karl. Anatomische Untersuchungen Zur Systematik Der Aloineen (Aloë, Gasteria, Haworthia, Apicra, Lomatophyllum). 1910.
Warning: These citations may not always be 100% accurate.