APA (7th ed.) Citation

Rankama, K., & Sahama, T. G. (1954). Geoquímica. Aguilar.

Chicago Style (17th ed.) Citation

Rankama, Kalervo, and T. G. Sahama. Geoquímica. Madrid: Aguilar, 1954.

MLA (9th ed.) Citation

Rankama, Kalervo, and T. G. Sahama. Geoquímica. Aguilar, 1954.

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