एपीए उद्धरण

Alfaro, A., Denyer, P., Alvarado, G. E., Gazel, E., & Chamorro, C. (2018). Stratigraphy and Petrography of Igneous Rocks in the Upper Part of the Talamanca Cordillera, Costa Rica.

शिकागो स्टाइल उद्धरण

Alfaro, Aristides, Percy Denyer, Guillermo E. Alvarado, Esteban Gazel, और Carlos Chamorro. Stratigraphy and Petrography of Igneous Rocks in the Upper Part of the Talamanca Cordillera, Costa Rica. 2018.

एमएलए उद्धरण

Alfaro, Aristides, et al. Stratigraphy and Petrography of Igneous Rocks in the Upper Part of the Talamanca Cordillera, Costa Rica. 2018.