TY  - BOOK
AU  - Willis B T M
AU  -  Pryor A W
TI  - Thermal vibrarions in crystallography
U1  - C216,8, L5 
PY  - 1975///
CY  - Cambridge
PB  - CUP         
KW  -  Vibrations
KW  - Crystal strcture
N1  - Appendix 245-260p; Bibliography 261-262p
ER  -