TY  - BOOK
AU  - Bontrager, Kenneth L.
TI  - Textbook of radiographic positioning and related anatomy 
SN  - 978 0 323 08388 1
U1  - 616 07572 BON 
PY  - 0000///  Elsevier
CY  -  St Louis
PB  -  Missouri 
KW  - TECHNOLOGY RADIOLOGIC
ER  -