Collection of tasks for commercial calculations

Weitsman, R.Ya.Collection of tasks for commercial calculations / R.Ya.Weizmann.Rev.1st Mosk.state.University and Mosk.Prom.-Ekon.Institute.- 2nd ed.-Moskva: ed.All -Russian.center.Union consum.O -V, 1924. -126, [2] p.: table .. -State.Scientific advice is recommended as a manual for a trade and industry.in-tits and technical schools..1. The people (collection).Electronic copy source: PBOriginal storage location: REU