APA (7 ম সংস্করণ) উদ্ধৃতি

Helvaci, C. (1977). Geology, mineralogy and geochemistry of the borate deposits and associated rocks at the Emet Valley, Turkey.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

Helvaci, Cahit. Geology, Mineralogy and Geochemistry of the Borate Deposits and Associated Rocks at the Emet Valley, Turkey. 1977.

M.L.A (8 ম সংস্করণ) উদ্ধৃতি

Helvaci, Cahit. Geology, Mineralogy and Geochemistry of the Borate Deposits and Associated Rocks at the Emet Valley, Turkey. 1977.