(VaRG), V. r. g. p. L. (2012). Valley research group private Limited (VaRG) General Profile. Valley research group private Limited (VaRG).
芝加哥风格引文(VaRG), Valley research group private Limited. Valley Research Group Private Limited (VaRG) General Profile. Valley research group private Limited (VaRG), 2012.
MLA引文(VaRG), Valley research group private Limited. Valley Research Group Private Limited (VaRG) General Profile. Valley research group private Limited (VaRG), 2012.
警告：这些引文格式不一定是100％准确.