Dyfyniad APA

Bihar (India). Labour Dept. Bihar labour year book. Dept. of Labour and Employment, Govt. of Bihar.

Dyfyniad Arddull Chicago

Bihar (India). Labour Dept. Bihar Labour Year Book. Patna: Dept. of Labour and Employment, Govt. of Bihar.

Dyfyniad MLA

Bihar (India). Labour Dept. Bihar Labour Year Book. Dept. of Labour and Employment, Govt. of Bihar.

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