Based on the analysis of 1,784 reviews.
1
Score: 9
Price: $
By Berrett-Koehler Publishers
82 reviews
$
2
Score: 9.4
Price: $$
11 reviews
$$
3
Score: 6.2
By New Society Publishers
102 reviews
4
Score: 7.8
71 reviews
5
Score: 7
124 reviews
6
Price: $$$
By John P Kretzmann
28 reviews
$$$
7
Price: $$$$
By James F. Krile
9 reviews
$$$$
8
Score: 9.6
173 reviews
9
Score: 7.4
371 reviews
10
Score: 7.6
136 reviews