International Geological Congress Prague, Czechoslovakia, & Krat︠t︡s, K. O. (1968). Geologi︠i︡a dokembri︠i︡a. Izd-vo "Nauka," Leningradskoe otd-nie.
Chicagoスタイル(17版)引用形式International Geological Congress Prague, Czechoslovakia, , K. O. Krat︠t︡s. Geologi︠i︡a Dokembri︠i︡a. Leningrad: Izd-vo "Nauka," Leningradskoe otd-nie, 1968.
MLA(8版)引用形式International Geological Congress Prague, Czechoslovakia, , K. O. Krat︠t︡s. Geologi︠i︡a Dokembri︠i︡a. Izd-vo "Nauka," Leningradskoe otd-nie, 1968.
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