Debashis Sarkar. (2013). How can I Help you? 5 Mistakes to avoid in customer service. Random House India.
シカゴスタイル引用形Debashis Sarkar. How Can I Help You? 5 Mistakes to Avoid in Customer Service. Random House India, 2013.
MLA引用形式Debashis Sarkar. How Can I Help You? 5 Mistakes to Avoid in Customer Service. Random House India, 2013.
警告: この引用は必ずしも正確ではありません.