APA Style
Roberts, M, L., Zahay,Debra, . (2013).
Internet Marketing : Integrating Online & Offline Strategies (3rd ed.).
[USA]:
South-Western Cengage Learning.
MLA Style
Roberts, Mary, Lou., Zahay,Debra, .
"Internet Marketing : Integrating Online & Offline Strategies".
3rd ed.
[USA]:
South-Western Cengage Learning,
2013.
Text.