Herfurth, C. P. (1958). A tune a day for string bass. Boston Music.
Chicago-čujuhus (17. p.)Herfurth, C. Paul. A Tune a Day for String Bass. Boston: Boston Music, 1958.
MLA-čujuhus (9. p.)Herfurth, C. Paul. A Tune a Day for String Bass. Boston Music, 1958.
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