00296nam a2200109 a 450000500170000008200160001710000270003324500550006026000330011530000230014863000150017120251202164226.0  a658.45bMAY  aMayerson, Evelyn Wilde  aShoptalk : foundations of managerial communication  aPhiladelphiabSaundersc1979  a335 p.b22 cm.cPB  aManagement