Παραπομπή σε μορφή APA (7η εκδ.)

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

Παραπομπή σε μορφή Chicago (17η εκδ.)

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

Παραπομπή σε μορφή MLA (9th εκδ.)

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