APA
Maas P. J. M., Maas H., Kennedy H., Andersson L. & Hagberg M. (1988). Flora of Ecuador : 223. Cannaceae, 224. Marantaceae / Paul J. M., Hiltje Maas, Helen Kennedy, Lennart Andersson, Mats Hagberg. Goteborg: University of Goteborg. Departament of Systematic Botany; Gunnar Harling; Lennart Andersson.
Chicago
Maas Paul J M, Maas Hiltje, Kennedy Helen, Andersson Lennart and Hagberg Mats. 1988. Flora of Ecuador : 223. Cannaceae, 224. Marantaceae / Paul J. M., Hiltje Maas, Helen Kennedy, Lennart Andersson, Mats Hagberg. Goteborg: University of Goteborg. Departament of Systematic Botany; Gunnar Harling; Lennart Andersson.
Harvard
Maas P. J. M., Maas H., Kennedy H., Andersson L. and Hagberg M. (1988). Flora of Ecuador : 223. Cannaceae, 224. Marantaceae / Paul J. M., Hiltje Maas, Helen Kennedy, Lennart Andersson, Mats Hagberg. Goteborg: University of Goteborg. Departament of Systematic Botany; Gunnar Harling; Lennart Andersson.
MLA
Maas Paul J M, Maas Hiltje, Kennedy Helen, Andersson Lennart and Hagberg Mats. Flora of Ecuador : 223. Cannaceae, 224. Marantaceae / Paul J. M., Hiltje Maas, Helen Kennedy, Lennart Andersson, Mats Hagberg. Goteborg: University of Goteborg. Departament of Systematic Botany; Gunnar Harling; Lennart Andersson. 1988.