Malone, V. M., & Heinrich, J. S. (1982). Messages: Scott, Foresman adult reading, comprehension. Scott, Foresman.
Cita Chicago (17th ed.)Malone, Violet M., i June Sark Heinrich. Messages: Scott, Foresman Adult Reading, Comprehension. Glenview, Ill: Scott, Foresman, 1982.
Cita MLA (9th ed.)Malone, Violet M., i June Sark Heinrich. Messages: Scott, Foresman Adult Reading, Comprehension. Scott, Foresman, 1982.
Atenció: Aquestes cites poden no estar 100% correctes.