1. H.A. Bamman, U. Hogan, and C.E. Green (1961 ) Reading Instruction in the Secondary Schools . New York: David McKay, pp.135 -154 .
2. Psychometric Research on Comprehension in Reading
3. D.J. Foss, and D.T. Hakes (1978 ) Psycholinguistics: An Introduction to the Psychology of Language . Englewood Cliffs, NJ: Prentice-Hall, pp.342 -343 .
4. Reading: A psycholinguistic guessing game