APA
Hewlett S. A., . (2019). Sponsor effect. Boston: Harvard Business Review Press Pvt. Ltd.
Chicago
Hewlett Sylvia Ann, . 2019. Sponsor effect. Boston: Harvard Business Review Press Pvt. Ltd.
Harvard
Hewlett S. A., . (2019). Sponsor effect. Boston: Harvard Business Review Press Pvt. Ltd.
MLA
Hewlett Sylvia Ann, . Sponsor effect. Boston: Harvard Business Review Press Pvt. Ltd. 2019.