Humphreys, H. N. (1855). The origin and progress of the art of writing: A connected narrative of the development of the art in its primeval phases in Egypt, China, and Mexico ... and its subsequent progress to the present day (2nd ed.). Day and Son.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHumphreys, Henry Noel. The Origin and Progress of the Art of Writing: A Connected Narrative of the Development of the Art in Its Primeval Phases in Egypt, China, and Mexico ... and Its Subsequent Progress to the Present Day. 2nd ed. London: Day and Son, 1855.
एमएलए (8वां संस्करण) प्रशस्ति पत्रHumphreys, Henry Noel. The Origin and Progress of the Art of Writing: A Connected Narrative of the Development of the Art in Its Primeval Phases in Egypt, China, and Mexico ... and Its Subsequent Progress to the Present Day. 2nd ed. Day and Son, 1855.