International Symposium on the Silurian-Devonian Boundary and the Stratigraphy of the Lower and Middle Devonian Leningrad, R.S.F.S.R. and Lʹviv, Ukraine, Akademi︠i︡a nauk SSSR. Otdelenie geologii, geofiziki i geokhimii, Vseso︠i︡uznyĭ nauchno-issledovatelʹskiĭ geologicheskiĭ institut (Soviet Union), & Nalivkin, D. V. (1971). Grani︠t︡sa silura i devona i biostratigrafi︠i︡a silura. Izd-vo Nauka, Leningradskoe otd-nie.
Chicago Style (17th ed.) CitationInternational Symposium on the Silurian-Devonian Boundary and the Stratigraphy of the Lower and Middle Devonian Leningrad, R.S.F.S.R. and Lʹviv, Ukraine, geofiziki i geokhimii Akademi︠i︡a nauk SSSR. Otdelenie geologii, Vseso︠i︡uznyĭ nauchno-issledovatelʹskiĭ geologicheskiĭ institut (Soviet Union), and D. V. Nalivkin. Grani︠t︡sa Silura I Devona I Biostratigrafi︠i︡a Silura. Leningrad: Izd-vo Nauka, Leningradskoe otd-nie, 1971.
MLA引文International Symposium on the Silurian-Devonian Boundary and the Stratigraphy of the Lower and Middle Devonian Leningrad, R.S.F.S.R. and Lʹviv, Ukraine, et al. Grani︠t︡sa Silura I Devona I Biostratigrafi︠i︡a Silura. Izd-vo Nauka, Leningradskoe otd-nie, 1971.