00348njm a22001337a 4500 620.2 MAC L-6, P-71. Mackenzie, G.W. 40940 Acoustics G.W. Mackenzie. London. : Focal Press, 1964. 223 p.:: 0 0 0 620_200000000000000_MAC MCE 379 ddc BK 545157 545157 0 0 ddc 0 0 MCE MCE 2014-05-19 0 620.2 MAC MCE-2883 2014-05-19 2014-05-19 BK