Ramírez Amezcua, J. M. (2016). Piper commutatum (Piperaceae), the correct name for a widespread species in Mexico and Mesoamerica. Instituto de Ecología, A.C.
Lua i Stíl Chicago (17ú heag.)Ramírez Amezcua, José Manuel. Piper Commutatum (Piperaceae), the Correct Name for a Widespread Species in Mexico and Mesoamerica. Instituto de Ecología, A.C, 2016.
Lua MLA (9ú heag.)Ramírez Amezcua, José Manuel. Piper Commutatum (Piperaceae), the Correct Name for a Widespread Species in Mexico and Mesoamerica. Instituto de Ecología, A.C, 2016.