Dyfyniad APA

 Hill, C. W. L. (2017).  International business: Competing in the global marketplace.  McGraw-Hill Education.

Dyfyniad Arddull Chicago

 Hill, Charles W. L.  International Business: Competing in the Global Marketplace.  McGraw-Hill Education, 2017.

Dyfyniad MLA

 Hill, Charles W. L.  International Business: Competing in the Global Marketplace.  McGraw-Hill Education, 2017.

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