APA Style
      BEREZKIN, VIKTOR G., DRUGOV, YURI S.. (1991).
    Gas chromatography in air pollution analysis (1).
    Amsterdam:
  ELSIVIER.
  
Chicago Style
      BEREZKIN, VIKTOR G., DRUGOV, YURI S..
    Gas chromatography in air pollution analysis.
    1
    Amsterdam:
  ELSIVIER,
  1991.
  TXB.
  
MLA Style
      BEREZKIN, VIKTOR G., DRUGOV, YURI S..
    Gas chromatography in air pollution analysis.
    1
    Amsterdam:
  ELSIVIER,
  1991.
  TXB.
  
Turabian Style
      BEREZKIN, VIKTOR G., DRUGOV, YURI S..
    Gas chromatography in air pollution analysis.
    1 
    Amsterdam:
  ELSIVIER,
  1991.
  TXB.