1Elfrieda H.Hiebert and Taffy E.Raphael.Psychological perspectives on literacy and extensions to educational practice.Handbook of Educational Psychology.1996.553.
2Richard E.Mayer.Teaching of subjectmatter.Psychology of annual review.2004,715-744.
3C.A.Weaver and Walter Kintsch.Expository text.Handbook of reading research.1991.230-245.
4Cathy Collins Block and Michael Pressley.Comprehension instruction,The Guilford Press,New York and London.2001.