Dominic Welsh <br/><br/>
Complexity: Knots, Colourings and Countings 

 -  Cambridge University Press  1993 
 - London Mathematical Society Lecture Note Series .
<br/><br/><label>ISBN: </label>9780521457408 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Infinity<br/>Combinatorial analysis.,Computational complexity.,Knot theory.,Statistical physics.<br/>MATHEMATICS