TY  - BOOK
AU  - Clark,Ronald William
TI  - Tizard / 
U1  - 509.42 CLA 
PY  - 1965///]
CY  - Cambridge : 
PB  - M. I. T. Press , 
KW  - Tizard, Sir Henry Thomas, 
KW  - Science and state
N1  -  Bibliography: p. [437]-438
ER  -