Mansfield, E. (1969). Industrial research and technological innovation: An econometric analysis ; publ. for the Cowles Foundation for Research in Economics at Yale Univ. Longmans.
Chicago-Zitierstil (17. Ausg.)Mansfield, Edwin. Industrial Research and Technological Innovation: An Econometric Analysis ; Publ. for the Cowles Foundation for Research in Economics at Yale Univ. London [u.a.]: Longmans, 1969.
MLA-Zitierstil (9. Ausg.)Mansfield, Edwin. Industrial Research and Technological Innovation: An Econometric Analysis ; Publ. for the Cowles Foundation for Research in Economics at Yale Univ. Longmans, 1969.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.