Engler, A., & Krause, K. (1908). Additamentum ad Araceas - Pothoideas: Araceae - Monsteroideae. Wilhelm Engelmann.
Chicago Style (17th ed.) CitationEngler, A., and K. Krause. Additamentum Ad Araceas - Pothoideas: Araceae - Monsteroideae. Leipzig: Wilhelm Engelmann, 1908.
MLA (8th ed.) CitationEngler, A., and K. Krause. Additamentum Ad Araceas - Pothoideas: Araceae - Monsteroideae. Wilhelm Engelmann, 1908.
Warning: These citations may not always be 100% accurate.