Petroleum handbook: compiled by Staff of the Royal Dutch/Shell Group of Companies, Sixth edition, 1983

Shell Australia Limited, Petroleum handbook: compiled by Staff of the Royal Dutch/Shell Group of Companies, Sixth edition, 1983 (1983), [UMA-ITE-2008004501852]. University of Melbourne Archives, accessed 18/04/2026, https://archives.library.unimelb.edu.au/nodes/view/310240