Dyfyniad APA

Starch INRA Hooper (Firm) & United States Travel Service. Research and Analysis Division. Belgium: A study of the international travel market. The Division, c1978.

Dyfyniad Arddull Chicago

Starch INRA Hooper (Firm) and United States Travel Service. Research and Analysis Division. Belgium: A Study of the International Travel Market. [Washington: The Division, c1978.

Dyfyniad MLA

Starch INRA Hooper (Firm) and United States Travel Service. Research and Analysis Division. Belgium: A Study of the International Travel Market. The Division, c1978.

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