1. Antoine El-Dahdah, (1992) A dictionary of universal arabic grammar (Arabic - English), Library of Libanon, Libanon.
2. Cambell. R. J. (1992), Developing the primary school curriculum, Falmer Press,.
3. David Perkins. (1992) Smart Schools: From training memories to educating minds, The Free Press, New York.
4. George Nehmeh Saad, (1982), Transitivity, causation and passivization: A semantic - syntactic study of the verb in classical Arabic, Kegan Paul International, London.
5. Hargreaves. A, (1993), Time and teachers’ work: An analysis of the intensification thesis, in Educational Research in Action, Edited by Roger. G and Peter. W. London:;1; The Open University.