Gaya APA

Lestari, K, D. (2005). The importance of staff professionalism for customer service quality at PT.bank Jatim Perak Branch Surabaya (CD) . Malang, Jatim: UNMER.

Gaya MLA

Lestari, Kiki, Dian. "The importance of staff professionalism for customer service quality at PT.bank Jatim Perak Branch Surabaya (CD)". Malang, Jatim: UNMER, 2005. CD-ROM.