APA (7th ed.) Citation

Frankort, F. J. M. (1975). Vibration and sound radiation of loudspeaker cones.

Chicago Style (17th ed.) Citation

Frankort, Frans Josef Maria. Vibration and Sound Radiation of Loudspeaker Cones. 1975.

MLA (9th ed.) Citation

Frankort, Frans Josef Maria. Vibration and Sound Radiation of Loudspeaker Cones. 1975.

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