APA
PHILIPP B. L. U., . (2013). The moderating role of ethical leadership: Investigating relationships among employee psychological contracts, commitment, and citizenship behavior. California: Sage publications.
Chicago
PHILIPP Beverly L U, . 2013. The moderating role of ethical leadership: Investigating relationships among employee psychological contracts, commitment, and citizenship behavior. California: Sage publications.
Harvard
PHILIPP B. L. U., . (2013). The moderating role of ethical leadership: Investigating relationships among employee psychological contracts, commitment, and citizenship behavior. California: Sage publications.
MLA
PHILIPP Beverly L U, . The moderating role of ethical leadership: Investigating relationships among employee psychological contracts, commitment, and citizenship behavior. California: Sage publications. 2013.