Dyfyniad APA

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

Dyfyniad Arddull Chicago

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

Dyfyniad MLA

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

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.