Sobolev, V. S. (1978). Geologo-geokhimicheskie osobennosti neftegazonosnosti Prikaspiĭskoĭ vpadiny. Nedra.
Chicago Style (17th ed.) CitationSobolev, Vladimir Stepanovich. Geologo-geokhimicheskie Osobennosti Neftegazonosnosti Prikaspiĭskoĭ Vpadiny. Leningrad: Nedra, 1978.
MLA (8th ed.) CitationSobolev, Vladimir Stepanovich. Geologo-geokhimicheskie Osobennosti Neftegazonosnosti Prikaspiĭskoĭ Vpadiny. Nedra, 1978.
Warning: These citations may not always be 100% accurate.