Whittle, S. (2013). The needlecraft style directory: A visual reference of over 50 needlecraft styles and the stitches that go with them (First ed. for North American and the Philippines.). Barrons Educational Series, Inc..

Whittle, Sarah. The Needlecraft Style Directory: A Visual Reference of over 50 Needlecraft Styles and the Stitches That Go with Them. First ed. for North American and the Philippines. Hauppauge, New York: Barrons Educational Series, Inc., 2013.

Whittle, Sarah. The Needlecraft Style Directory: A Visual Reference of over 50 Needlecraft Styles and the Stitches That Go with Them. First ed. for North American and the Philippines. Barrons Educational Series, Inc., 2013.