Trích dẫn APA

Christopher, M. (1991). Relationship marketing: Bringing quality, customer service, and marketing together. Oxford; Boston: Butterworth-Heinemann.

Trích dẫn kiểu Chicago

Christopher, Martin. Relationship Marketing: Bringing Quality, Customer Service, and Marketing Together. Oxford; Boston: Butterworth-Heinemann, 1991.

Trích dẫn MLA

Christopher, Martin. Relationship Marketing: Bringing Quality, Customer Service, and Marketing Together. Oxford; Boston: Butterworth-Heinemann, 1991.

Cảnh báo: Các trích dẫn này có thể không phải lúc nào cũng chính xác 100%.