Παραπομπή σε μορφή APA (7η εκδ.)

Cloud, H. (2010). Necessary endings: The employees, businesses, and relationships that all of us have to give up in order to move forward. HarperBusiness.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Cloud, Henry. Necessary Endings: The Employees, Businesses, and Relationships That All of Us Have to Give Up in Order to Move Forward. New York: HarperBusiness, 2010.

Παραπομπή σε μορφή MLA (8th εκδ.)

Cloud, Henry. Necessary Endings: The Employees, Businesses, and Relationships That All of Us Have to Give Up in Order to Move Forward. HarperBusiness, 2010.