TY - BOOK AU - Kelly,A. AU - Groves,G.W. TI - Crystallography and crystal defects U1 - 548.8 PY - 1970/// CY - London PB - Longman KW - Crystallography KW - Crystals KW - Defects N1 - Includes index; Pt. 1.-- Perfect crystals.-- pt. 2.-- Imperfect crystals ER -