TY  - BOOK
AU  - Steffy,Wilbert
AU  - Smith,Donald N.
AU  - Souter,Donald
TI  - Economic guidelines for justifying capital purchases
PY  - 1973///
CY  - Ann Arbor
PB  - Industrial Development Division, Institute of Science and Technology, University of Michigan
KW  - Machine tools
KW  - Numerical control
N1  - Includes bibliographical references
ER  -