Gaya APA

Fitzsimmons, , J, A., Fitzsimmons, M, J. (2011). Service Management : Operation, Strategy, Information technology (ed. 7). New York: Mc Graw Hill.

Gaya MLA

Fitzsimmons, , James, A.., Fitzsimmons, Mona, J.. "Service Management : Operation, Strategy, Information technology". ed. 7 New York: Mc Graw Hill, 2011. BUKU.