Dyfyniad APA

Lenskold, J. D. (2003). Marketing ROIthe path to campaign, customer, and corporate profitabilityJames D. Lenskold. McGraw-Hill.

Dyfyniad Arddull Chicago

Lenskold, James D. Marketing ROIthe Path to Campaign, Customer, and Corporate ProfitabilityJames D. Lenskold. McGraw-Hill, 2003.

Dyfyniad MLA

Lenskold, James D. Marketing ROIthe Path to Campaign, Customer, and Corporate ProfitabilityJames D. Lenskold. McGraw-Hill, 2003.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.