Harrison, T. (2017). Painting watercolour snow scenes the easy way. Search Press Limited.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHarrison, Terry. Painting Watercolour Snow Scenes the Easy Way. Tunbridge Wells, Kent: Search Press Limited, 2017.
एमएलए (8वां संस्करण) प्रशस्ति पत्रHarrison, Terry. Painting Watercolour Snow Scenes the Easy Way. Search Press Limited, 2017.
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