Tohutoro APA (7th ed.)
Langwill, L. G. (1971). The bassoon and contrabassoon. E. Benn; W. W. Norton.
Tohutoru Kātū Chicago (17th ed.)
Langwill, Lyndesay Graham. The Bassoon and Contrabassoon. London : New York: E. Benn; W. W. Norton, 1971.
Tohutoro MLA (9th ed.)
Langwill, Lyndesay Graham. The Bassoon and Contrabassoon. E. Benn; W. W. Norton, 1971.
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