Espejo Serna, A., & López-Ferrari, A. R. (2004). Notes on the family Bromeliaceae in the Valley of Mexico. Instituto de Ecología, A.C.
Cita Chicago Style (17a ed.)Espejo Serna, Adolfo, y Ana Rosa López-Ferrari. Notes on the Family Bromeliaceae in the Valley of Mexico. Instituto de Ecología, A.C, 2004.
Cita MLA (9a ed.)Espejo Serna, Adolfo, y Ana Rosa López-Ferrari. Notes on the Family Bromeliaceae in the Valley of Mexico. Instituto de Ecología, A.C, 2004.