Dittmer, Paul R. Principles of food and, beverage, and labor cost controls / Paul R. Dittmer. - 9th - New Jersey : John Wiley & Sons, 2009. - xiv, 633 p.: ill. 24 cm. Includes index English ISBN: 9812-53-301-X Subjects--Topical Terms: Food service--Cost control LC Class. No.: 647.95068 D63p