Encyclopedia of Drug Abuse Robert OBrien Sidney Cohen Hardcover dust jacket 1st This is a former school library reference book. Please review all pictures carefully. This has its original dust jacket. It is a hardcover book. The book shows signs of wear. The pages are clean. This book has all its pages. The back binding has begun to separate from the book (see pic). PLEASE REVIEW ALL PICTURES CAREFULLY! Being sold “AS IS” NO RETURNS ALL SALES FINAL