Gupta, G. (2011). Marketing of Services: Quality dimensions. New Century Publications.
芝加哥风格引文Gupta, Garima. Marketing of Services: Quality Dimensions. Delhi: New Century Publications, 2011.
MLA引文Gupta, Garima. Marketing of Services: Quality Dimensions. New Century Publications, 2011.
警告：这些引文格式不一定是100％准确.