Helvaci, C. (1977). Geology, mineralogy and geochemistry of the borate deposits and associated rocks at the Emet Valley, Turkey.
Čikaški stil citiranja (17. izdanje)Helvaci, Cahit. Geology, Mineralogy and Geochemistry of the Borate Deposits and Associated Rocks at the Emet Valley, Turkey. 1977.
MLA način citiranja (8. izdanje)Helvaci, Cahit. Geology, Mineralogy and Geochemistry of the Borate Deposits and Associated Rocks at the Emet Valley, Turkey. 1977.
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