edited by David A. Nimick and Paul von Guerard ; organized and prepared jointly with the Bureau of Land Management and the U.S. Department of Agriculture Forest Service
sponsored jointly by the Society of American Foresters, Entomology Working Group, the Forest Service, U.S. Department of Agriculture, and the University of Georgia, Department of Entomology, School of Forest Resources, Center for Continuing Education
William Merrill and Michael E. Ostry, editors ; sponsored by the International Union of Forestry Research Organizations Working Party on Foliage Diseases ... [and others]