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Lua i Stíl Chicago (17ú heag.)Universal Law House. Petroleum Act, 1934 (30 of 1934) with Petroleum Rules,2002. 1st. Lexis Nexis, 2022.
Lua MLA (9ú heag.)Universal Law House. Petroleum Act, 1934 (30 of 1934) with Petroleum Rules,2002. 1st. Lexis Nexis, 2022.
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