Gaya APA

Armistead, C, G. et al (). Times Management Series: Customer Service & Support (Layanan dan Dukungan kepada ... (3). Jakarta: Gramedia.

Gaya MLA

Armistead, Colin, G.. et al. "Times Management Series: Customer Service & Support (Layanan dan Dukungan kepada ...". 3 Jakarta: Gramedia, . Text.