1 “...This book is the first of a two-volume basic introduction to enumerative combinatorics at a level...”

2 “...This second volume of a two-volume basic introduction to enumerative combinatorics covers...”

3 “...Richard Stanley's two-volume basic introduction to enumerative combinatorics has become...”

4 “...Richard Stanley's two-volume basic introduction to enumerative combinatorics has become...”

5 “... to combinatorics, algebra, analysis, number theory, probability theory, geometry, topology, and other areas...”