Citação norma APA

Professional Book Publishers. (2019). The Official Languages Act, 1963 (19 of 1963). Professional Book Publishers.

Citação norma Chicago

Professional Book Publishers. The Official Languages Act, 1963 (19 of 1963). New Delhi: Professional Book Publishers, 2019.

Citação norma MLA

Professional Book Publishers. The Official Languages Act, 1963 (19 of 1963). Professional Book Publishers, 2019.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.