Gaya APA

Hutagalung, D, S. (2006). The implentation of the strategy to increase the number of guests at Tugu Hotel malang by bell boy (CD) . Malang, Jatim: UNMER.

Gaya MLA

Hutagalung, Daniel, Sendy. "The implentation of the strategy to increase the number of guests at Tugu Hotel malang by bell boy (CD)". Malang, Jatim: UNMER, 2006. CD-ROM.