APA (7th ed.) Citation

Pereira, D. I., & Pereira, P. (2020). Terras de cavaleiros geopark: A UNESCO global geopark.

Chicago Style (17th ed.) Citation

Pereira, D. I., and Paulo Pereira. Terras De Cavaleiros Geopark: A UNESCO Global Geopark. 2020.

MLA (8th ed.) Citation

Pereira, D. I., and Paulo Pereira. Terras De Cavaleiros Geopark: A UNESCO Global Geopark. 2020.

Warning: These citations may not always be 100% accurate.