Gaya APA

Tumbel, Y, N. (2005). The importance of good communication ability for guest relation officer and Banquet staff to improve quality service at Klub Bunga Butik Resort (CD) . Malang, Jatim: UNMER.

Gaya MLA

Tumbel, Yudah, Nahason. "The importance of good communication ability for guest relation officer and Banquet staff to improve quality service at Klub Bunga Butik Resort (CD)". Malang, Jatim: UNMER, 2005. CD-ROM.