Dyfyniad APA

Heilman, A. W. (1972). Principles and practices of teaching reading (3d ed.). Merrill.

Dyfyniad Arddull Chicago

Heilman, Arthur W. Principles and Practices of Teaching Reading. 3d ed. Columbus, Ohio: Merrill, 1972.

Dyfyniad MLA

Heilman, Arthur W. Principles and Practices of Teaching Reading. 3d ed. Merrill, 1972.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.