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Lua i Stíl Chicago (17ú heag.)United Nations Asian and Pacific Development Institute agus UNADI-UNCRD Joint Training Course on Planning for Integrated Regional Development (1977 : [Thailand]. Regional Development of Nakhon Ratchasima: A Comprehensive Planning Study. [s.l: s.n, 1970.
Lua MLA (9ú heag.)United Nations Asian and Pacific Development Institute agus UNADI-UNCRD Joint Training Course on Planning for Integrated Regional Development (1977 : [Thailand]. Regional Development of Nakhon Ratchasima: A Comprehensive Planning Study. s.n, 1970.