Crawshaw, A. (1986). You can paint outdoors in watercolor. North Light.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCrawshaw, Alwyn. You Can Paint Outdoors in Watercolor. Cincinnati: North Light, 1986.
एमएलए (9वां संस्करण) प्रशस्ति पत्रCrawshaw, Alwyn. You Can Paint Outdoors in Watercolor. North Light, 1986.
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