原文: Strings Magazine May 2015. The Calder Quartet. other pros on how to succeed as a 21st-century group. 74 pages. HL.77771996.
译文: Strings Magazine May 2015 strings Magazine. 第74页. 出版哈尔伦纳德. Strings – May 2015 Cover Stories. Kronos Quartet Invests in NYC Youth Groups.
