Published Books

• Introduction to the Theory of Graphs. Allyn and Bacon, Boston (1971) (with M. Behzad)
  
  
• Graphs as Mathematical Models. Prindle, Weber & Schmidt, Boston (1977).
  
  
• Graphs & Digraphs. Prindle, Weber & Schmidt, Boston (1979) (with M. Behzad and L. Lesniak-Foste)

  Japanese translation published in 1981.
  
  

• Introductory Graph Theory Dover Paperbacks, New York (1985).
  
  
• Graphs & Digraphs Second edition. Wadsworth and Brooks/Cole, Monterey (1986) (with L. Lesniak)
  
  
• Applied and Algorithmic Graph Theory. McGraw - Hill, New York (1993) (with O. R. Oellermann).
  
  
• Graphs & Digraphs Third edition. Chapman & Hall, New York (1996) (with L. Lesniak)
  
  
• Mathematical Proofs: A Transition to Advanced Mathematics Addison Wesley (2003) (with A. D. Polimeni and P. Zhang)
  
  
• Introduction to Graph Theory McGraw - Hill, New York (2004) (with P. Zhang)
  
  
• Graphs & Digraphs Fourth edition. CRC Press (2005) (with L. Lesniak)
  
  
• Mathematical Proofs: A Transition to Advanced Mathematics Second edition and international edition, Addison Wesley (2007) (with A. D. Polimeni and P. Zhang)
  
  
• Chromatic Graph Theory (with P. Zhang). To be published by CRC Press in September 2008.