Gaya APA

Kegan, R. (2001). How the way we talk can change the way we work: seven languages for transformation (First edition). New York: Jossey-Bass wiley company.

Gaya MLA

Kegan, Robert.. "How the way we talk can change the way we work: seven languages for transformation". First edition New York: Jossey-Bass wiley company, 2001. MPK.