Singh. Avtar and Kaur , H. (2017). Introduction to Labour and Industrial Law (12th.). Lexis Nexis.
Chicago-čujuhus (17. p.)Singh. Avtar and Kaur , Harpreet. Introduction to Labour and Industrial Law. 12th. Gurgaon: Lexis Nexis, 2017.
MLA-čujuhus (9. p.)Singh. Avtar and Kaur , Harpreet. Introduction to Labour and Industrial Law. 12th. Lexis Nexis, 2017.
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