APA (7 वां संस्करण) प्रशस्ति पत्र
Charles, W. H. American Hymns. Old and New. Notes on the Hymns and Biographies of the Authors and Composers.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCharles, W. Hughes. American Hymns. Old and New. Notes on the Hymns and Biographies of the Authors and Composers.
एमएलए (8वां संस्करण) प्रशस्ति पत्रCharles, W. Hughes. American Hymns. Old and New. Notes on the Hymns and Biographies of the Authors and Composers.
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