Leveille, P. (1997). Painting expressive portraits in oil. North Light Books.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रLeveille, Paul. Painting Expressive Portraits in Oil. Cincinnati, Ohio: North Light Books, 1997.
एमएलए (8वां संस्करण) प्रशस्ति पत्रLeveille, Paul. Painting Expressive Portraits in Oil. North Light Books, 1997.
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