APA Style

Kasmir, K. (2018). Customer Services Excellent: Teori dan Praktik (Ed.1 Cet.2). Depok: Rajawali Pers.

MLA Style

Kasmir, Kasmir. "Customer Services Excellent: Teori dan Praktik". Ed.1 Cet.2 Depok: Rajawali Pers, 2018. Text.