00775nam a2200193Ia 4500 CTU_186457 210402s9999 xx 000 0 und d 550 V795 Viorst, Judith The changing earth by Judith Viorst ; Introd. by Frank C. Whitmore, Jr. With a preface by Watson Davis and illus. by Feodor Rimsky New York Bantam Books 1967 This is book introduction knowing the earth, the structure of the earth, minerals, rocks, weathering, soils and gravity, the work of flowing streams, water under the ground, glaciers shape the land.... Geology,Địa chất Qhieu Trung tâm Học liệu Trường Đại học Cần Thơ