Heilman, A. W., Blair, T. R., & Rupley, W. H. (1981). Principles and practices of teaching reading (5th ed.). Merrill.

Heilman, Arthur W., Timothy R. Blair, and William H. Rupley. Principles and Practices of Teaching Reading. 5th ed. Columbus: Merrill, 1981.

Heilman, Arthur W., et al. Principles and Practices of Teaching Reading. 5th ed. Merrill, 1981.