TY  - BOOK
AU  - Frank Harary,
TI  - Graph Theory: With a Foreword and an Appendix on the Four Colour Theorem by V. Krishnamurthy
SN  - 81-85015-55-4
U1  - 515.5 
PY  - 2001///
CY  - New Delhi
PB  - Narosa Publishing House
KW  - MATHEMATICS
ER  -