Books like Introduction to Law
Beth Walston-Dunham
Introduction to Law is 605 pages, about 11 hours 6 minutes at 250 words a minute.
6 books to read next
How long each takes
Economic Analysis of Law 12.2 h 
Disorder in the Court 4.7 h 
The Elements of Legal Style 4.6 h 
Law for Dummies 6.9 h 
Law 101 6.7 h 
Legal Reasoning and Legal Writing 8.9 h Bar height shows length. Estimated at 250 words a minute.