Lua APA (7ú heag.)

RIES, A. (2012). MARKETING WARFARE - 20TH ANNIVERSARY. TMH.

Lua i Stíl Chicago (17ú heag.)

RIES, A.L. MARKETING WARFARE - 20TH ANNIVERSARY. NEWDELHI: TMH, 2012.

Lua MLA (9ú heag.)

RIES, A.L. MARKETING WARFARE - 20TH ANNIVERSARY. TMH, 2012.

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