Spring, J. H. (2014). The American school : a global context: From the Puritans to the Obama administration (Ninth edition.). New York: McGraw-Hill.
Παραπομπή Chicago StyleSpring, Joel H. The American School : A Global Context: From the Puritans to the Obama Administration. Ninth edition. New York: McGraw-Hill, 2014.
Παραπομπή MLASpring, Joel H. The American School : A Global Context: From the Puritans to the Obama Administration. Ninth edition. New York: McGraw-Hill, 2014.
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