4Annie W. Ward& Mildred Murray-ward(1999): Assess ment in the Classroom/Belmont, CA: Wadsworth pub.
5Robert L. Linn & Norman E. Gronlund(2000) : Measurement and Assessment in Teaching/Prentice - Hall. Inc.
6LeMahieu, P G, Gitomer, K H & Eresh, J. (1995):Portfolios in Large- scale assessment: Dilficult but not impossible Ed ucational Measurement: Issues and practice. 14(3). 11 -28.
7Simon Marielle. Forgette_Giroux & Renee(2000): Impact of a Content Selection Framework on Portfolio Assessment at the Classroom Level/Assessmsnt in Education: principles, Policy& Practice. Mar2000, Vol. 7 Issuel.
8Darling - Hammond, L Ancess J & Falk,B. (1995): Authen tic assessment in action: Studies of schools and students at work /New York:Teachers College Press.