Schneer, Cecil J.. Crystal form andd structure / edited by Cecil J.Schneer. - 1st.Edn. / - Pennsylvnia : Dowden,Hutchingo & Ross,Inc. , 1979 - xiii,368p : ISBN: 0-470-98937-8 Subjects--Topical Terms: Earth Science Dewey Class. No.: H1:8 / L7