Queues and inventories / a study of their basic stochastic processes N.U. Prabhu. Prabhu, N. U. (Narahari Umanath), 1924- Queuing theory. Stochastic processes. QA273 .P787 519 PRQ Includes bibliographies. New York, Wiley 1965 1965 1965 Text xi, 275 p. eng Wiley series in probability and mathematical statistics