Dittmer, Paul. Principles of food, beverage, and labor cost controls / Paul R. Dittmer., Gerald G. Griffin. - Sixth edition. - New York: John Wiley & Sons, Inc., 1999. - xi, 577 pages : 24 centimeter. ISBN: 0471293259 Subjects--Topical Terms: Food service--Cost control. Dewey Class. No.: FOR 647.95 D63p 1999