APA (7th ed.) Citation

Bekey, G. A., & Karplus, W. J. (1971). Hybrid-Systeme. Berliner Union u.a.

Chicago Style (17th ed.) Citation

Bekey, George A., and Walter J. Karplus. Hybrid-Systeme. Stuttgart: Berliner Union u.a, 1971.

MLA (9th ed.) Citation

Bekey, George A., and Walter J. Karplus. Hybrid-Systeme. Berliner Union u.a, 1971.