No Sheep For You by Amy R. Singer. A guide to the origin and characteristics of luxurious nonwool yarns including cotton, silk, linen, soy, bamboo, hemp, Tencel, and rayon, and how to make substitutions for similar effects as wool. Book features 21 pattterns including sweaers, scarves and socks.
You can find more information about the patterns included here on Ravelry.
No Sheep For You
Author: Amy R. Singer
Paperback: 160 pages
Publisher: Interweave, 2007