Dyfyniad APA

Robin Walker, K. H. (2008). "English for international tourism 3student’s book".

Dyfyniad Arddull Chicago

Robin Walker, Keith Harding. "English for International Tourism 3student’s Book". 2008.

Dyfyniad MLA

Robin Walker, Keith Harding. "English for International Tourism 3student’s Book". 2008.

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