TY  - BOOK
AU  - Mattessigh Richard
TI  - Instrumental reasoning and systems methology:  An e   
T2  - Theory and decision library, 15
SN  - 9027708371
U1  - Sigma b4, L8 
PY  - 1978///
CY  - Dordrecht
PB  - D Reidel         
KW  - Social Science
N1  - Bibliography  P 324-47
ER  -