Varencov Igor Mihajlovič & Grasselly Gyula. (1970). Letters of the Working Group on Manganese Formations of the International Association on the Genesis of Ore Deposits: Report on the Statutory Meeting of the Working Group on Manganese Formation held on 31 August 1970 in Kyoto, during the IMA-IAGOD meetings '70. Szeged.
Chicago Style (17th ed.) CitationVarencov Igor Mihajlovič and Grasselly Gyula. Letters of the Working Group on Manganese Formations of the International Association on the Genesis of Ore Deposits: Report on the Statutory Meeting of the Working Group on Manganese Formation Held on 31 August 1970 in Kyoto, During the IMA-IAGOD Meetings '70. University of Szeged, Department of Mineralogy, Geochemistry and Petrology: Szeged, 1970.
MLA idézésVarencov Igor Mihajlovič and Grasselly Gyula. Letters of the Working Group on Manganese Formations of the International Association on the Genesis of Ore Deposits: Report on the Statutory Meeting of the Working Group on Manganese Formation Held on 31 August 1970 in Kyoto, During the IMA-IAGOD Meetings '70. Szeged, 1970.