Coffey, G. W. [ca. 2010]. A systems approach to leadership : how to create sustained high performance in a complex and uncertain environment [Book]. Berlin [u.a.]: Springer.

COFFEY, Geoffrey W., 2010. A systems approach to leadership : how to create sustained high performance in a complex and uncertain environment. Berlin [u.a.]: Springer. ISBN 9783642011931.

Coffey, G. W. A systems approach to leadership : how to create sustained high performance in a complex and uncertain environment. book, Springer, 2010.

Coffey, Geoffrey W.: A systems approach to leadership : how to create sustained high performance in a complex and uncertain environment, Berlin [u.a.] 2010.

Coffey, G.W. (2010), A systems approach to leadership : how to create sustained high performance in a complex and uncertain environment, Bd. , Springer, Berlin [u.a.].