The Basic book of organically grown foods, [electronic resource] / by the staff of Organic gardening and farming. Edited by M.C. Goldman and William H. Hylton.. — Emmaus, Pa., : Rodale Press Book Division, [1972]. — vii, 344 p. 23 cm.
"Based on material which has appeared in Organic gardening and farming, Prevention, and Organic food marketing."