00586pamaa2200169 4500 0000019591 20060516090000.0 0827360886 387.742 SEM 1994 HE9787.5.U5 SEM 1994 SEMER-PURZYCKI A practical guide to fares and ticketing Jeanne Semer-Purzycki. 2nd ed. New York: Delmar Pub., 1994. ix, 389p.: 28cm. Airlines -- Reservations systems -- Handbooks, manuals, etc -- United States Airlines -- Rates -- Handbooks, manuals, etc -- United States