Cita APA (7th ed.)

Gummesson, E. (1999). Total relationship marketing from the 4Ps of traditional marketing management to the 30Rs of the new marketing paradigm. Butterworoth-Heinemann.

Cita Chicago (17th ed.)

Gummesson, Evert. Total Relationship Marketing from the 4Ps of Traditional Marketing Management to the 30Rs of the New Marketing Paradigm. Oxford: Butterworoth-Heinemann, 1999.

Cita MLA (9th ed.)

Gummesson, Evert. Total Relationship Marketing from the 4Ps of Traditional Marketing Management to the 30Rs of the New Marketing Paradigm. Butterworoth-Heinemann, 1999.