Gaya APA

Suchaeri, Heri Smile, Wicaksono, Dimas. (2011). Incredible and impression service : 156 kebiasaan efektif orang sales dan customer service . Yogyakarta: Shira Media.

Gaya Chicago

Suchaeri, Heri Smile, Wicaksono, Dimas. Incredible and impression service : 156 kebiasaan efektif orang sales dan customer service. Yogyakarta: Shira Media, 2011. Text.

Gaya MLA

Suchaeri, Heri Smile, Wicaksono, Dimas. Incredible and impression service : 156 kebiasaan efektif orang sales dan customer service. Yogyakarta: Shira Media, 2011. Text.

Gaya Turabian

Suchaeri, Heri Smile, Wicaksono, Dimas. Incredible and impression service : 156 kebiasaan efektif orang sales dan customer service. Yogyakarta: Shira Media, 2011. Print.