Gravells, A. (2013). Passing assessments for the award in education and training. SAGE Publications.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रGravells, Ann. Passing Assessments for the Award in Education and Training. SAGE Publications, 2013.
एमएलए (9वां संस्करण) प्रशस्ति पत्रGravells, Ann. Passing Assessments for the Award in Education and Training. SAGE Publications, 2013.
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