GRAVELLS, A. (2014). Achieving your assessor and quality assurance units (TAQA). Sage Publications.
芝加哥风格引文GRAVELLS, Ann. Achieving Your Assessor and Quality Assurance Units (TAQA). Sage Publications, 2014.
MLA引文GRAVELLS, Ann. Achieving Your Assessor and Quality Assurance Units (TAQA). Sage Publications, 2014.
警告：这些引文格式不一定是100％准确.