Frith, W. P. John Leech, His Life and Work. Vol. 1 [of 2].
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रFrith, William Powell. John Leech, His Life and Work. Vol. 1 [of 2].
एमएलए (9वां संस्करण) प्रशस्ति पत्रFrith, William Powell. John Leech, His Life and Work. Vol. 1 [of 2].
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