Transportation economy

Zagorsky, K.Ya.Transportation economy / prof.K.Ya.Zagorsky;With preface.S.G.Stummelin.- Moscow ;Leningrad: state.Publishing house, 1930. -368, [2] p.: Tab .. - (Economic Library).-Bibliogr.in text and substrate.Note..I. Strumilin, S.G.1.People (collection).Electronic Source: PBOriginal Storage Place: SPbSU