Saleem , S. (2020). Business Environment (4th.). Pearson India Education Private Limited.
Chicago-čujuhus (17. p.)Saleem , Shaikh. Business Environment. 4th. Noida: Pearson India Education Private Limited, 2020.
MLA-čujuhus (9. p.)Saleem , Shaikh. Business Environment. 4th. Pearson India Education Private Limited, 2020.
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