Lua APA (7ú heag.)

BLANCHARD KEN. (2007). RAVING FANS: REVOLUTIONARY APPROACH TO CUSTOMER SERVICE. HARPER COLLINS PUBLISHERS.

Lua i Stíl Chicago (17ú heag.)

BLANCHARD KEN. RAVING FANS: REVOLUTIONARY APPROACH TO CUSTOMER SERVICE. NEW DELHI: HARPER COLLINS PUBLISHERS, 2007.

Lua MLA (9ú heag.)

BLANCHARD KEN. RAVING FANS: REVOLUTIONARY APPROACH TO CUSTOMER SERVICE. HARPER COLLINS PUBLISHERS, 2007.

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