Front office generic competencies perform clerical procedures D1.HRS.CL1.11 D1.HOT.CL1.05 D2.TCC.CL1.09 Assessor Manual - กรุงเทพมหานคร : Office of the Permanent Secretary, 2015. - 46 หน้า - Front office generic competencies perform clerical procedures Assessor Manual Red Book .

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H0307