APA (7th ed.) Citation

Pereira, S., Colmenar, J., Esteves, C., Silva, Í. D. d., Pires, M., & Carvalho, C. N. d. The Enigmatic Upper Ordovician of the Naturtejo UNESCO Global Geopark (Portugal). OICC Press.

Chicago Style (17th ed.) Citation

Pereira, Sofia, Jorge Colmenar, Cristiana Esteves, Ícaro Dias da Silva, Miguel Pires, and Carlos Neto de Carvalho. The Enigmatic Upper Ordovician of the Naturtejo UNESCO Global Geopark (Portugal). OICC Press.

MLA (9th ed.) Citation

Pereira, Sofia, et al. The Enigmatic Upper Ordovician of the Naturtejo UNESCO Global Geopark (Portugal). OICC Press.