Dyfyniad APA

(2005). Media product portfolios: Issues in management of multiple products and servicesEditor: Robert G. Picard. Lawrence Erlbaum Associates.

Dyfyniad Arddull Chicago

Media Product Portfolios: Issues in Management of Multiple Products and ServicesEditor: Robert G. Picard. Lawrence Erlbaum Associates, 2005.

Dyfyniad MLA

Media Product Portfolios: Issues in Management of Multiple Products and ServicesEditor: Robert G. Picard. Lawrence Erlbaum Associates, 2005.

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