Gaya APA
RANGKUTI, Freddy. (2013).
Customer service satisfaction & call center berdasarkan iso 9001 .
JAKARTA:
Gramedia Pustaka Utama.
Gaya Chicago
RANGKUTI, Freddy.
Customer service satisfaction & call center berdasarkan iso 9001.
JAKARTA:
Gramedia Pustaka Utama,
2013.
Textbook.
Gaya MLA
RANGKUTI, Freddy.
Customer service satisfaction & call center berdasarkan iso 9001.
JAKARTA:
Gramedia Pustaka Utama,
2013.
Textbook.
Gaya Turabian
RANGKUTI, Freddy.
Customer service satisfaction & call center berdasarkan iso 9001.
JAKARTA:
Gramedia Pustaka Utama,
2013.
Textbook.