A Survey of Combinatorial Theory 
Jagdish N. Srivastava; Frank Harary; C.R. Rao - editori 
 - Amsterdam, London, New York  North - Holland Publishing Company; American Elsevier Publishing Company,Inc  1973 
 - 457 p  fig., ill  22 cm 
<br/><br/> Contine bibliografie pe capitole si index 
<br/><br/><label>ISBN: </label>720422620 444104259