Cita APA (7a ed.)

Monti, D., Benítez, M., & Ramirez, M. Variation on cranidial shape of Parabolinella argentinensis Kobayashi (Trilobita, Olenidae) from the Tremadocian of northwestern Argentina: Taxonomic implications.

Cita Chicago Style (17a ed.)

Monti, D.S, M.D.H Benítez, y M.A Ramirez. Variation on Cranidial Shape of Parabolinella Argentinensis Kobayashi (Trilobita, Olenidae) from the Tremadocian of Northwestern Argentina: Taxonomic Implications.

Cita MLA (8a ed.)

Monti, D.S, et al. Variation on Cranidial Shape of Parabolinella Argentinensis Kobayashi (Trilobita, Olenidae) from the Tremadocian of Northwestern Argentina: Taxonomic Implications.