Cita APA

Fernández López, S. R., Henriques, M. H. P., & Mangold, C. (2006). Ammonite horizons at the basal Bathonian zone (Parvum Subzone) in Cabo Mondego, Portugal.

Citación estilo Chicago

Fernández López, Sixto Rafael, María Helena Paiva Henriques, y Charles Mangold. Ammonite Horizons At the Basal Bathonian Zone (Parvum Subzone) in Cabo Mondego, Portugal. 2006.

Cita MLA

Fernández López, Sixto Rafael, María Helena Paiva Henriques, y Charles Mangold. Ammonite Horizons At the Basal Bathonian Zone (Parvum Subzone) in Cabo Mondego, Portugal. 2006.