Organic Gardening in 1999

The Sustainable Vegetable Garden: A Backyard Guide to Healthy Soil and Higher Yields by Jeavons, John, Cox, Carol

The Soul of Soil: A Soil-Building Guide for Master Gardeners and Farmers by Gershuny, Grace, Smillie, Joseph

Four-Season Harvest: Organic Vegetables from Your Home Garden All Year Long, 2nd Edition by Coleman, Eliot