Gaya APA

Kouzes, J, M., Posner, B, Z. (2023). The Leadership Challenge: How to Make Extraordinary Things Happen in Organizations (7th). New Jersey: Jossey-Bass.

Gaya MLA

Kouzes, James, M.., Posner, Barry, Z.. "The Leadership Challenge: How to Make Extraordinary Things Happen in Organizations". 7th New Jersey: Jossey-Bass, 2023. File Komputer.