Cita APA (7a ed.)

Ramírez Arriaga, E., Martínez Hernández, E., & Prámparo, M. B. Palynomorph assemblages of the Cuayuca Formation (Paleogene), Puebla, southern Mexico. Part 1: Trilete spores, monolete spores and gymnosperm pollen.

Cita Chicago Style (17a ed.)

Ramírez Arriaga, Elia, Enrique Martínez Hernández, y Mercedes Beatriz Prámparo. Palynomorph Assemblages of the Cuayuca Formation (Paleogene), Puebla, Southern Mexico. Part 1: Trilete Spores, Monolete Spores and Gymnosperm Pollen.

Cita MLA (8a ed.)

Ramírez Arriaga, Elia, et al. Palynomorph Assemblages of the Cuayuca Formation (Paleogene), Puebla, Southern Mexico. Part 1: Trilete Spores, Monolete Spores and Gymnosperm Pollen.