Gaya APA

Darling-hammond, L, E. (2010). Preparing Principals for a changing world : lessons from effective school leadership programs . San Francisco: John Wiley & Sons, Inc.

Gaya MLA

Darling-hammond, Linda, Et.al. "Preparing Principals for a changing world : lessons from effective school leadership programs". San Francisco: John Wiley & Sons, Inc, 2010. MP.