Vari, R. P., & Harold, A. S. (2001). Phylogenetic study of the neotropical fish genera Creagrutus Günther and Piabina Reinhardt, Teleostei: Ostariophysi: characiformes, with a revision of the Cis-Andean species. Smithsonian Institution.
Cita Chicago (17th ed.)Vari, Richard P., i Antony S. Harold. Phylogenetic Study of the Neotropical Fish Genera Creagrutus Günther and Piabina Reinhardt, Teleostei: Ostariophysi: Characiformes, with a Revision of the Cis-Andean Species. Washington, D.C, USA: Smithsonian Institution, 2001.
Cita MLA (9th ed.)Vari, Richard P., i Antony S. Harold. Phylogenetic Study of the Neotropical Fish Genera Creagrutus Günther and Piabina Reinhardt, Teleostei: Ostariophysi: Characiformes, with a Revision of the Cis-Andean Species. Smithsonian Institution, 2001.