Sidaway, I. (2011). Pastels in 10 steps: Learn all the techniques you need in just one painting. Bounty Books.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSidaway, Ian. Pastels in 10 Steps: Learn All the Techniques You Need in Just One Painting. London: Bounty Books, 2011.
एमएलए (9वां संस्करण) प्रशस्ति पत्रSidaway, Ian. Pastels in 10 Steps: Learn All the Techniques You Need in Just One Painting. Bounty Books, 2011.
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