Dyfyniad APA

Gay, R. C. (2012). Online Marketing (1st.). Oxford University Press.

Dyfyniad Arddull Chicago

Gay, Richard; Charlesworth. Online Marketing. 1st. New Delhi: Oxford University Press, 2012.

Dyfyniad MLA

Gay, Richard; Charlesworth. Online Marketing. 1st. Oxford University Press, 2012.

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