Applied acoustics /
Porges, G.
Applied acoustics / G. Porges. - London : Arnold, c1977. - ix, 180 p. : ill. ; 23 cm.
0713126582
Acoustical engineering.
Applied acoustics / G. Porges. - London : Arnold, c1977. - ix, 180 p. : ill. ; 23 cm.
0713126582
Acoustical engineering.