APA (7th ed.) Citation

Appels, J. T., & Geels, B. H. (1967). Handbuch der Relais-Schaltungstechnik: 390 Abb. Philips.

Chicago Style (17th ed.) Citation

Appels, Johannes Theodorus, and Bernhardus Hendricus Geels. Handbuch Der Relais-Schaltungstechnik: 390 Abb. Eindhoven: Philips, 1967.

MLA (9th ed.) Citation

Appels, Johannes Theodorus, and Bernhardus Hendricus Geels. Handbuch Der Relais-Schaltungstechnik: 390 Abb. Philips, 1967.

Warning: These citations may not always be 100% accurate.