Hayllar, R. F., & Pleasance, R. T. j. a. (1977). UK taxation of offshore oil and gas. Butterworths.
Lua i Stíl Chicago (17ú heag.)Hayllar, R. F., agus R. T. joint auth Pleasance. UK Taxation of Offshore Oil and Gas. London: Butterworths, 1977.
Lua MLA (9ú heag.)Hayllar, R. F., agus R. T. joint auth Pleasance. UK Taxation of Offshore Oil and Gas. Butterworths, 1977.
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