Cita APA (7a ed.)

Martínez, L. C. A., Artabe, A. E. E., & Bodnar, J. (2012). A new cycad stem from the Cretaceous in Argentina and its phylogenetic relationships with other Cycadales.

Cita Chicago Style (17a ed.)

Martínez, Leandro Carlos Alcides, Analía Emilia Eva Artabe, y Josefina Bodnar. A New Cycad Stem from the Cretaceous in Argentina and Its Phylogenetic Relationships with Other Cycadales. 2012.

Cita MLA (8a ed.)

Martínez, Leandro Carlos Alcides, et al. A New Cycad Stem from the Cretaceous in Argentina and Its Phylogenetic Relationships with Other Cycadales. 2012.