Dyfyniad APA
Kinton, R., & Ceserani, V. (1992). The theory of catering (7th ed.). ELBS.
Dyfyniad Arddull Chicago
Kinton, Ronald, and Victor Ceserani. The Theory of Catering. 7th ed. Kent: ELBS, 1992.
Dyfyniad MLA
Kinton, Ronald, and Victor Ceserani. The Theory of Catering. 7th ed. ELBS, 1992.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.