.245
aElectric power transmission.
hBook
.100
aWeinbach M.P.
.005
a00000000000000
.260
aNew York: Macmillan, 1948.
b
c2000
.084
a621.381 04 Ben
.300
axiv, 362 hlm.
b gamb., tab., 24 cm.
cxiv, 362 hlm.; gamb., tab., 24 cm.
.336
aBook