Gaya APA
Kheng-Hor, K.
(2003).
Applying SUN TZU'S Art Of War in CUSTOMER SERVICE
.
Jakarta:
PT. Bhuana Ilmu Populer.
Gaya MLA
Kheng-Hor, Khoo.
"Applying SUN TZU'S Art Of War in CUSTOMER SERVICE".
Jakarta:
PT. Bhuana Ilmu Populer,
2003.
Text.