Cita APA

Ferrari, S. M., El-Hedeny, M., Zakhera, M., El-Sabbagh, A., & Al Farraj, S. (2018). Middle–Upper Jurassic marine gastropods from central Saudi Arabia. Web

Citación estilo Chicago

Ferrari, Silvia Mariel, Magdy El-Hedeny, Mohamed Zakhera, Ahmed El-Sabbagh, and Saleh Al Farraj. Middle–Upper Jurassic Marine Gastropods From Central Saudi Arabia. 2018.

Cita MLA

Ferrari, Silvia Mariel, et al. Middle–Upper Jurassic Marine Gastropods From Central Saudi Arabia. 2018.