Paul, J. (2019). Business Environment (4th.). Mc Graw Hill.
芝加哥风格引文Paul, Justin. Business Environment. 4th. Mc Graw Hill, 2019.
MLA引文Paul, Justin. Business Environment. 4th. Mc Graw Hill, 2019.
警告：这些引文格式不一定是100％准确.
APA引文
Paul, J. (2019). Business Environment (4th.). Mc Graw Hill.
芝加哥风格引文Paul, Justin. Business Environment. 4th. Mc Graw Hill, 2019.
MLA引文Paul, Justin. Business Environment. 4th. Mc Graw Hill, 2019.