Tohutoro APA (7th ed.)
Bell, C. R., & Bell, B. R. Magnetic Service: Secrets for Creating Passionately Devoted Customers. Berrett-Koehler.
Tohutoru Kātū Chicago (17th ed.)
Bell, Chip R., me Bilijack R. Bell. Magnetic Service: Secrets for Creating Passionately Devoted Customers. San Francisco, EUA: Berrett-Koehler.
Tohutoro MLA (9th ed.)
Bell, Chip R., me Bilijack R. Bell. Magnetic Service: Secrets for Creating Passionately Devoted Customers. Berrett-Koehler.
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