Cita APA

Riccardi, A. C., Damborenea, S. E., Manceñido, M. O., & Ballent, S. C. (1991). Hettangian and Sinemurian (Lower Jurassic) biostratigraphy of Argentina. Web

Citación estilo Chicago

Riccardi, Alberto Carlos, Susana Ester Damborenea, Miguel Oscar Manceñido, and Sara Cristina Ballent. Hettangian and Sinemurian (Lower Jurassic) Biostratigraphy of Argentina. 1991.

Cita MLA

Riccardi, Alberto Carlos, Susana Ester Damborenea, Miguel Oscar Manceñido, and Sara Cristina Ballent. Hettangian and Sinemurian (Lower Jurassic) Biostratigraphy of Argentina. 1991.