Silver Burdett Ginn, Jane Beethoven, Rosanne Emery, & Cliff Lenz. (1991). Unusual Sound Sources. Silver Burdett Ginn.
Lua i Stíl Chicago (17ú heag.)Silver Burdett Ginn, Jane Beethoven, Rosanne Emery, agus Cliff Lenz. Unusual Sound Sources. [Columbus, OH]: Silver Burdett Ginn, 1991.
Lua MLA (9ú heag.)Silver Burdett Ginn, et al. Unusual Sound Sources. Silver Burdett Ginn, 1991.
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