Anderson, N. J. (2003). Active skills for reading: Book 4. Thomson/Heinle.
Cita Chicago (17th ed.)Anderson, Neil J. Active Skills for Reading: Book 4. Boston, Mass: Thomson/Heinle, 2003.
Cita MLA (8th ed.)Anderson, Neil J. Active Skills for Reading: Book 4. Thomson/Heinle, 2003.
Atenció: Aquestes cites poden no estar 100% correctes.