APA

Andersson L., Rova J. H. e., . (2004). Flora of Ecuador : 162. Rubiaceae (part.4), tribe9. Hippotideae / Lennart Anderson, Johan H. E. Rova. Goteborg: University of Goteborg. Departament of Systematic Botany; Gunnar Harling; Lennart Andersson.

Chicago

Andersson Lennart, Rova Johan H e, . 2004. Flora of Ecuador : 162. Rubiaceae (part.4), tribe9. Hippotideae / Lennart Anderson, Johan H. E. Rova. Goteborg: University of Goteborg. Departament of Systematic Botany; Gunnar Harling; Lennart Andersson.

Harvard

Andersson L., Rova J. H. e., . (2004). Flora of Ecuador : 162. Rubiaceae (part.4), tribe9. Hippotideae / Lennart Anderson, Johan H. E. Rova. Goteborg: University of Goteborg. Departament of Systematic Botany; Gunnar Harling; Lennart Andersson.

MLA

Andersson Lennart, Rova Johan H e, . Flora of Ecuador : 162. Rubiaceae (part.4), tribe9. Hippotideae / Lennart Anderson, Johan H. E. Rova. Goteborg: University of Goteborg. Departament of Systematic Botany; Gunnar Harling; Lennart Andersson. 2004.