Lua APA (7ú heag.)

CRAVENS, D. W., & CRAVENS, D. W. (1997). Strategic Marketing. Il. Irwin.

Lua i Stíl Chicago (17ú heag.)

CRAVENS, David W., agus David W. CRAVENS. Strategic Marketing. Il. Irwin, 1997.

Lua MLA (8ú heag.)

CRAVENS, David W., agus David W. CRAVENS. Strategic Marketing. Il. Irwin, 1997.

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