APA (7th ed.) Citation
Apolte, T., & Cassel, D. (1999). Perspektiven der Systemforschung. Duncker & Humblot.
Chicago Style (17th ed.) Citation
Apolte, Th, and Dieter Cassel. Perspektiven Der Systemforschung. Berlin, [Germany]: Duncker & Humblot, 1999.
MLA (9th ed.) Citation
Apolte, Th, and Dieter Cassel. Perspektiven Der Systemforschung. Duncker & Humblot, 1999.
Warning: These citations may not always be 100% accurate.