Gaya APA

RYAN, D., JONES, C. (2009). Understanding DIGITAL Marketing ; Marketing strategies for engaging the digital generation (First Edition). United States of America: Kogan Page Limited.

Gaya MLA

RYAN, DAMIAN., JONES, CALVIN. "Understanding DIGITAL Marketing ; Marketing strategies for engaging the digital generation". First Edition United States of America: Kogan Page Limited, 2009. eBook.