Cita APA (7a ed.)

Eckert, W., & Kilian, E. A. (1982). D. C. - Controlled Audio Functions (Philips Electronic Components and Materials.). Philips Export B. V..

Cita Chicago Style (17a ed.)

Eckert, W., y E. A. Kilian. D. C. - Controlled Audio Functions. Philips Electronic Components and Materials. The Netherlands: Philips Export B. V., 1982.

Cita MLA (9a ed.)

Eckert, W., y E. A. Kilian. D. C. - Controlled Audio Functions. Philips Electronic Components and Materials. Philips Export B. V., 1982.