APA (7th ed.) Citation

Sá, A. A., Pinto de Meireles, C. A., Piçarra, J. M., Vaz, N., & Gutiérrez-Marco, J. C. (2010). The Hirnantian stratigraphy of Portugal, with notes on the Trás-os-Montes and Valongo-Arouca areas.

Chicago Style (17th ed.) Citation

Sá, Artur Abreu, Carlos Augusto Pinto de Meireles, José Manuel Piçarra, Nuno Vaz, and Juan Carlos Gutiérrez-Marco. The Hirnantian Stratigraphy of Portugal, with Notes on the Trás-os-Montes and Valongo-Arouca Areas. 2010.

MLA (8th ed.) Citation

Sá, Artur Abreu, et al. The Hirnantian Stratigraphy of Portugal, with Notes on the Trás-os-Montes and Valongo-Arouca Areas. 2010.