Gaya APA

Walllinger, L, M., Reutershan, D, H. (2002). Teaching in changing Times : The Courage to Lead (Ed. 1). Boston: Mcgraw Hill, Inc.

Gaya MLA

Walllinger, Linda, M.., Reutershan, Donald, H.. "Teaching in changing Times : The Courage to Lead". Ed. 1 Boston: Mcgraw Hill, Inc, 2002. Text.