APA
Riley P., . (2012). Business Essentials: Marketing and Sales Strategy. New delhi: Viva books private limited.
Chicago
Riley Pippa, . 2012. Business Essentials: Marketing and Sales Strategy. New delhi: Viva books private limited.
Harvard
Riley P., . (2012). Business Essentials: Marketing and Sales Strategy. New delhi: Viva books private limited.
MLA
Riley Pippa, . Business Essentials: Marketing and Sales Strategy. New delhi: Viva books private limited. 2012.