Lua APA (7ú heag.)

KEEGAN WARREN J. (1980). MULTINATIONAL MARKETING MANAGEMENT (2ND.). PRENTICE -HALL INTERNATIONAL; INC.

Lua i Stíl Chicago (17ú heag.)

KEEGAN WARREN J. MULTINATIONAL MARKETING MANAGEMENT. 2ND. NEW JERSEY; U.S.A: PRENTICE -HALL INTERNATIONAL; INC, 1980.

Lua MLA (9ú heag.)

KEEGAN WARREN J. MULTINATIONAL MARKETING MANAGEMENT. 2ND. PRENTICE -HALL INTERNATIONAL; INC, 1980.

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