Puttapithakporn, S. (1999). Library science & information systems training. Thành phố Hồ Chí Minh: University of Agriculture and Forestry.
Chicago Style aipamenaPuttapithakporn, Somporn. Library Science & Information Systems Training. Thành phố Hồ Chí Minh: University of Agriculture and Forestry, 1999.
MLA aipamenaPuttapithakporn, Somporn. Library Science & Information Systems Training. Thành phố Hồ Chí Minh: University of Agriculture and Forestry, 1999.
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