Lua APA (7ú heag.)

Kotler, P., Opresnik, M. O., & Takaoka, K. (2020). Digital marketing management and transformation by innovation: How to win in a world of digitalization and create a sustainable business. Opresnik Management Consulting.

Lua i Stíl Chicago (17ú heag.)

Kotler, Philip, Marc Oliver Opresnik, agus Kohzoh Takaoka. Digital Marketing Management and Transformation by Innovation: How to Win in a World of Digitalization and Create a Sustainable Business. [Schleswig-holstein, Germany]: Opresnik Management Consulting, 2020.

Lua MLA (9ú heag.)

Kotler, Philip, et al. Digital Marketing Management and Transformation by Innovation: How to Win in a World of Digitalization and Create a Sustainable Business. Opresnik Management Consulting, 2020.

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