Paul Justin. (2013). Business Environment: Text and Cases (3rd.). Tata McGraw Hill.
芝加哥风格引文Paul Justin. Business Environment: Text and Cases. 3rd. New Delhi: Tata McGraw Hill, 2013.
MLA引文Paul Justin. Business Environment: Text and Cases. 3rd. Tata McGraw Hill, 2013.
警告：这些引文格式不一定是100％准确.