Miller, G. Tyler Sustaining the earth an integrated approach G. Tyler Miller - 2nd ed. - Belmont, Ca. Wadsworth Publishing Co. 1996 - 368 pages : illustration, 28 cm. - Wadsworth biology series . ISBN: 0534239226 RM100.91 LCCN: 95-18546 Subjects--Topical Terms: Environmental sciencesEnvironmental protection