Sukhothai Thammathirat Open University. School of Liberal Arts. (1983). Never too far. School of Liberal Arts, Sukhothai Thammathirat Open University.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSukhothai Thammathirat Open University. School of Liberal Arts. Never Too Far. Bangkok, Thailand: School of Liberal Arts, Sukhothai Thammathirat Open University, 1983.
एमएलए (8वां संस्करण) प्रशस्ति पत्रSukhothai Thammathirat Open University. School of Liberal Arts. Never Too Far. School of Liberal Arts, Sukhothai Thammathirat Open University, 1983.
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