APA-viite (7. p.)

Professional Book Publishers. (2019). The Contract Labour (Regulation and Abolition) Act, 1970 (37 of 1970). Professional Book Publishers.

Chicago-viite (17. p.)

Professional Book Publishers. The Contract Labour (Regulation and Abolition) Act, 1970 (37 of 1970). New Delhi: Professional Book Publishers, 2019.

MLA-viite (9. p.)

Professional Book Publishers. The Contract Labour (Regulation and Abolition) Act, 1970 (37 of 1970). Professional Book Publishers, 2019.