Gaya APA
Yukl, Gary. (1990).
Skills for managers and leaders : text, cases and exercises .
Englewood Cliffs, NJ:
Prentice Hall.
Gaya Chicago
Yukl, Gary.
Skills for managers and leaders : text, cases and exercises.
Englewood Cliffs, NJ:
Prentice Hall,
1990.
Text.
Gaya MLA
Yukl, Gary.
Skills for managers and leaders : text, cases and exercises.
Englewood Cliffs, NJ:
Prentice Hall,
1990.
Text.
Gaya Turabian
Yukl, Gary.
Skills for managers and leaders : text, cases and exercises.
Englewood Cliffs, NJ:
Prentice Hall,
1990.
Print.