00354nam a2200145Ia 45000010005000000080041000050200015000460400013000610820018000741000017000922450031001092600050001403000011001905460007002011162140313s9999    xx            000 0 und d  a8185015554  cPK-LaUMT  a 511.5bHAR-G  aFrank Harary  aGraph theorycFrank Harary  aNew Delhi, India:bNarosa Publication,c1988.  a286 p.  aEN