Lua APA (7ú heag.)

CRAWFORD C MERLE. (2000). NEW PRODUCTS MANAGEMENT (6TH.). IRWIN MCGRAW-HILL.

Lua i Stíl Chicago (17ú heag.)

CRAWFORD C MERLE. NEW PRODUCTS MANAGEMENT. 6TH. BOSTON: IRWIN MCGRAW-HILL, 2000.

Lua MLA (9ú heag.)

CRAWFORD C MERLE. NEW PRODUCTS MANAGEMENT. 6TH. IRWIN MCGRAW-HILL, 2000.

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