Musick, W. L. (1899). The universal dictation course of Gregg's shorthand: Made up of business letters from twenty-six different businesses, together with legal papers, depositions, and testimony from civil and criminal cases. W.L. Musick.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रMusick, William Leslie. The Universal Dictation Course of Gregg's Shorthand: Made Up of Business Letters from Twenty-six Different Businesses, Together with Legal Papers, Depositions, and Testimony from Civil and Criminal Cases. St. Louis: W.L. Musick, 1899.
एमएलए (8वां संस्करण) प्रशस्ति पत्रMusick, William Leslie. The Universal Dictation Course of Gregg's Shorthand: Made Up of Business Letters from Twenty-six Different Businesses, Together with Legal Papers, Depositions, and Testimony from Civil and Criminal Cases. W.L. Musick, 1899.