Παραπομπή APA

Prost,Gary L, & Prost, B. P. (2017). The geology companion: Essentials for understanding the earth. CRC Press.

Παραπομπή Chicago Style

Prost,Gary L, και Benjamin P. Prost. The Geology Companion: Essentials for Understanding the Earth. New York: CRC Press, 2017.

Παραπομπή MLA

Prost,Gary L, και Benjamin P. Prost. The Geology Companion: Essentials for Understanding the Earth. CRC Press, 2017.