00542nam a22001811 4500 1/15013 990903s1971 enk eng d 0870331558 15506 DLC GR-PeUP 387.5 DA Datz, I. M. Planning tools for ocean transportation / by I. M. Datz Cambridge : Cornell Maritime Press , 1971 168 p. ; 24 cm. Transportation. Shipping. INST UNIPILB MAIN 20040709 387.5 DA 00131636 00131636 LOAN 0 1