TY  - BOOK
AU  - Stretton,Hugh
TI  - The political sciences: general principles of selection in social science and history 
SN  - 0710061773
U1  - 320 20
PY  - 1969///
CY  - London
PB  - Routledge & K. Paul
KW  - political sciences
N1  - Bibliography: p. 435-439.and index
ER  -