00325nam a2200121Ia 4500008004100000040001600041041001200057082001600069100002000085245005100105260003200156300001500188230917s9999||||xx |||||||||||||| ||und||  e15564aMAIN  aEnglish  a519.82 S83E  aSaaty, Thomas L 0aElements of queueing theory: With applications  aNew YorkbMcGraw-Hillc1691  axv, 423 p.