Gupta, N.L.. Encyclopaedia of modern educational thought Vol - 5 / by N.L. Gupta. - 1st ed / - New Delhi : Anmol Publishing Pvt. Ltd , 2001 - 156p : ISBN: 81-261-0982-3 Subjects--Topical Terms: Encyclopaedia of education Dewey Class. No.: Tk / P1.5