Penggayaan APA

GARDNER, John W. (1990). On leadhership . New York: The Free Press.

Chicago Style

GARDNER, John W. On leadhership. New York: The Free Press, 1990. Buku.

MLA Style

GARDNER, John W. On leadhership. New York: The Free Press, 1990. Buku.

Turabian Style

GARDNER, John W. On leadhership. New York: The Free Press, 1990. Buku.