00956nam--2200325---450-99000233835020331620090226145459.0000233835USA01000233835(ALEPH)000233835USA0100023383520050105d1975----km-y0itay0103----baengUS||||||||001yyTransportation productivityRaymond C. Scheppach, L. Carl WoehlckeLexington (Mass.)Heath1975XII, 126 p.21 cm380.5SCHEPPACH,Raymond C.571195WOEHLCKE,L. Carl571196ITsalbcISBD990002338350203316380.5 SCH 1 (IEP V 122)47176 E.C.IEP V00199308BKECOSIAV61020050105USA011628RSIAV49020090226USA011454Transportation productivity1069910UNISA