Thammasat University Faculty of Commerce and Accountancy. (1979). Directory of Thailand's 300 largest companies, 1977-78-. Faculty of Commerce and Accountancy, Thammasat University.
Lua i Stíl Chicago (17ú heag.)Thammasat University Faculty of Commerce and Accountancy. Directory of Thailand's 300 Largest Companies, 1977-78-. Bangkok: Faculty of Commerce and Accountancy, Thammasat University, 1979.
Lua MLA (9ú heag.)Thammasat University Faculty of Commerce and Accountancy. Directory of Thailand's 300 Largest Companies, 1977-78-. Faculty of Commerce and Accountancy, Thammasat University, 1979.
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