Gaya APA

Drysdale, J, A., Galipeu, J, A. (2009). Profitable Menu Planning (4th Ed). New Jersey: Pearson Education, Inc..

Gaya MLA

Drysdale, John, A., Galipeu, Jennifer, A. "Profitable Menu Planning". 4th Ed New Jersey: Pearson Education, Inc., 2009. BUKU.