John M. Carroll 
Confidential Information Sources [PDF ebook] 
Public and Private

This edition includes the effects of massive computerization on the collection, storage, and reporting of personal data. For investigations and back-ground checks of any type, this outstanding volume tells how to hire reliable employees, sell to solvent customers, and purchase from reliable vendors. Carroll also examines troubling issues of ethics, accuracy, and privacy in our age of electronic information transfer. Discusses the way the nation collects, stores, and uses personal information Addresses the ethical questions about how personal data should be used Highlights the changes in information collection brought about by computers