British Standards Institution. (1980). Method for laboratory determination of density or relative density of crude petroleum and liquid petroleum products (hydrometer method). British Standards Institution.
Chicago Style (17th ed.) CitationBritish Standards Institution. Method for Laboratory Determination of Density or Relative Density of Crude Petroleum and Liquid Petroleum Products (hydrometer Method). London: British Standards Institution, 1980.
MLA citiranjeBritish Standards Institution. Method for Laboratory Determination of Density or Relative Density of Crude Petroleum and Liquid Petroleum Products (hydrometer Method). British Standards Institution, 1980.
Opozorilo: Ti citati niso vedno 100% točni.