APA (7th ed.) Citation
Köpf, G., & Ohmayer, E. Options und Futures.
Chicago Style (17th ed.) Citation
Köpf, G., and E. Ohmayer. Options Und Futures.
MLA (9th ed.) Citation
Köpf, G., and E. Ohmayer. Options Und Futures.
Warning: These citations may not always be 100% accurate.