Hoffer, C. R. (1988). Study guide and scores for A concise introduction to music listening (4th ed.). Wadsworth Pub.
Chicago-viite (17. p.)Hoffer, Charles R. Study Guide and Scores for A Concise Introduction to Music Listening. 4th ed. Belmont, Calif: Wadsworth Pub, 1988.
MLA-viite (9. p.)Hoffer, Charles R. Study Guide and Scores for A Concise Introduction to Music Listening. 4th ed. Wadsworth Pub, 1988.
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