This book contains 50 crossnumber puzzles, including hybrids (crossnumber + sudoku) and crossfigures with only a selected subset of digits.
Each puzzle has a solution guide (a possible order for filling the grid) and a solution.
There is a chapter with step-by-step instructions on creating your own puzzles.
This book is a combination of volumes 1 and 2 of "Crossnumber Puzzles".