Dyfyniad APA

Lesikar,Raymand V & Others. (2009). Business communication (11.). McGraw Hill.

Dyfyniad Arddull Chicago

Lesikar,Raymand V & Others. Business Communication. 11. New Delhi: McGraw Hill, 2009.

Dyfyniad MLA

Lesikar,Raymand V & Others. Business Communication. 11. McGraw Hill, 2009.

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