Dyfyniad APA

Barnes, C., Blake, H., & Howard, T. (2017). Selling your value proposition: How to transform your business into a selling organization. KoganPage.

Dyfyniad Arddull Chicago

Barnes, Cindy, Helen Blake, and Tamara Howard. Selling Your Value Proposition: How to Transform Your Business into a Selling Organization. London: KoganPage, 2017.

Dyfyniad MLA

Barnes, Cindy, et al. Selling Your Value Proposition: How to Transform Your Business into a Selling Organization. KoganPage, 2017.

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