Investment appraisal /

door West,, C.
Gepubliceerd in 2002

Introduction to operations research

door Churchman, West C; Ackoff, Russell
Gepubliceerd in 1961

Operation Research

door Churchman, West, C and Ackoff, Russell, L and Arnoff, Leonard,E
Gepubliceerd in 1957

Introduction to Operations Research

door Churchman, West, C and Ack of, Russell, L and Arnoff Leonard, E.
Gepubliceerd in 1957