Spring, J. H. (2012). American education (15 ed.). New York: McGraw-Hill.
Chicago Style CitationSpring, Joel H. American Education. 15 ed. New York: McGraw-Hill, 2012.
Cita MLASpring, Joel H. American Education. 15 ed. New York: McGraw-Hill, 2012.
Atenció: Aquestes cites poden no estar 100% correctes.