Research Papers
| A recursive method for the determination of the output power spectrum of some nonlinear systems | |
| Andrzej Gabor, Jan Zarzycki | 329-338 |
| Sound power and radiation efficiency of a circular plate | |
| Stefan Czarnecki, Zbigniew Engel, Ryszard Panuszka | 339-358 |
| The effect of chosen parameters of a telephone channel on voice identification | |
| Czesław Basztura, Wojciech Majewski | 359-370 |
| The perceptibility of mistuned melodic intervals by school children | |
| H. Harajda, J. Fyk | 371-384 |
| Magnetomechanical coupling in transducers | |
| Zbigniew Kaczkowski | 385-400 |
| Investigations of the hydration of dextran using an acoustic method* | |
| Adam Juszkiewicz, Jadwiga Potaczek | 401-408 |
Chronicle
| L'identificatione della persona per mezzo della voce. Atti della tavola rotonda, Padova 14-15 Sept. 1978. F. E. Ferrero (ed.). ESA (Edizioni scientifiche associate) Roma. | |
| Wiktor Jassem | 409-411 |