Dyfyniad APA

Hayes, G. R. (1930). Musical instruments and their music (1a. ed.). Humphrey Milford.

Dyfyniad Arddull Chicago

Hayes, Gerald R. Musical Instruments and Their Music. 1a. ed. Londres: Humphrey Milford, 1930.

Dyfyniad MLA

Hayes, Gerald R. Musical Instruments and Their Music. 1a. ed. Humphrey Milford, 1930.

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