National Academy of Engineering (U.S.). (1969). The Process of technological innovation: Symposium sponsored by the National Academy of Engineering, April 24, 1968. National Academy of Sciences.
Chicago-Zitierstil (17. Ausg.)National Academy of Engineering (U.S.). The Process of Technological Innovation: Symposium Sponsored by the National Academy of Engineering, April 24, 1968. Washington: National Academy of Sciences, 1969.
MLA-Zitierstil (8. Ausg.)National Academy of Engineering (U.S.). The Process of Technological Innovation: Symposium Sponsored by the National Academy of Engineering, April 24, 1968. National Academy of Sciences, 1969.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.