APA Citatie

Halvorson, H. G., & Heidi Grant Halvorson. (2017). Chín 9 things successful people do differently. Boston: Harvard Business Review.

Chicago Style citaat

Halvorson, Heidi Grant, en Heidi Grant Halvorson. Chín 9 Things Successful People Do Differently. Boston: Harvard Business Review, 2017.

MLA citatie

Halvorson, Heidi Grant, en Heidi Grant Halvorson. Chín 9 Things Successful People Do Differently. Boston: Harvard Business Review, 2017.

Let op: Deze citaties zijn niet altijd 100% accuraat.