Key points are not available for this paper at this time.
John H. Flavell, James Ramsey Speer, Frances L. Green, Diane L. August, Grover J. Whitehurst, The Development of Comprehension Monitoring and Knowledge about Communication, Monographs of the Society for Research in Child Development, Vol. 46, No. 5, The Development of Comprehension Monitoring and Knowledge about Communication (1981), pp. 1-65
Flavell et al. (Thu,) studied this question.