00305nam a2200121Ia 4500008004100000040001600041041001200057082001600069100001300085245003700098260003300135300001500168230917s9999||||xx |||||||||||||| ||und||  e23363aMAIN  aEnglish  a331.11 V21M  aVajda, S 0aMathematics of manpower planning  aChichesterbJohn Wileyc1978  aix, 206 p.