using @diary as web services
books
amazon list - amzn.com/l/R1573FN5SJ3D0N
www.amazon.com/gp/product/0742561372/ref=cm_rdp...
www.amazon.com/Criminal-Conduct-Substance-Treat...
www.amazon.com/Addiction-Attachment-Disorder-Ph...
articles
www.duncan-associates.com/Is-Recreational-Drug-...
jap.sagepub.com/cgi/content/abstract/5/3/80 (access?)
people
en.wikipedia.org/wiki/Edward_Khantzian
en.wikipedia.org/wiki/David_F._Duncan & www.duncan-associates.com/