TY  - BOOK
AU  - Higgins,J.C.(John Christopher).
TI  - Strategic and operational planning systems: principles and practice 
SN  - 0138511969
PY  - 1980///
CY  - Englewood Cliffs, N.J.
PB  - Prentice-Hall International
KW  - Corporate planning
N1  - Includes index; Includes bibliographies
ER  -