Gaya APA

Haryanto, T., Kurniasih, R, D. (2023). Relationship Marketing : Integrating Quality, Customer Service, and Marketing (1). Purwokerto: UMP Press.

Gaya MLA

Haryanto, Totok., Kurniasih, Rizkyana, Devi. "Relationship Marketing : Integrating Quality, Customer Service, and Marketing". 1 Purwokerto: UMP Press, 2023. Text.