Citação norma APA

Professional Book Publishers. (2019). The Gas Cylinders Rules, 2016. Professional Book Publishers.

Citação norma Chicago

Professional Book Publishers. The Gas Cylinders Rules, 2016. New Delhi: Professional Book Publishers, 2019.

Citação norma MLA

Professional Book Publishers. The Gas Cylinders Rules, 2016. Professional Book Publishers, 2019.

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