APA
Frederichs G., Rader M. & Kernforschungszentrum Karlsruhe. (1993). AI in the hardness test of commercial use. Karlsruhe: KfK.
Chicago
Frederichs G, Rader M and Kernforschungszentrum Karlsruhe. 1993. AI in the hardness test of commercial use. Karlsruhe: KfK.
Harvard
Frederichs G., Rader M. and Kernforschungszentrum Karlsruhe. (1993). AI in the hardness test of commercial use. Karlsruhe: KfK.
MLA
Frederichs G, Rader M and Kernforschungszentrum Karlsruhe. AI in the hardness test of commercial use. Karlsruhe: KfK. 1993.