Gaya APA

Spears, M, C., Gregoire, M, B. (2003). Foodservice organizations : a managerial and systems approach (5th. ed). New Jersey: Pearson Education, Inc..

Gaya MLA

Spears, Marian, C.., Gregoire, Mary, B.. "Foodservice organizations : a managerial and systems approach". 5th. ed New Jersey: Pearson Education, Inc., 2003. BUKU.