Josifov, D., & Radichev, R. (2018). Earth's crust of large deposits of non-ferrous metals in Bulgaria.
Chicago Style (17th ed.) CitationJosifov, D., and R. Radichev. Earth's Crust of Large Deposits of Non-ferrous Metals in Bulgaria. 2018.
MLA (8th ed.) CitationJosifov, D., and R. Radichev. Earth's Crust of Large Deposits of Non-ferrous Metals in Bulgaria. 2018.
Warning: These citations may not always be 100% accurate.