Dyfyniad APA

Berens, C. (1997). Hotels bars and lobbies. New York: McGraw-Hill.

Dyfyniad Arddull Chicago

Berens, Carol. Hotels Bars and Lobbies. New York: McGraw-Hill, 1997.

Dyfyniad MLA

Berens, Carol. Hotels Bars and Lobbies. New York: McGraw-Hill, 1997.

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