Subject headings in... www.loc.gov

Amazon.com: Subject... www.amazon.com

List of Subject Headings... www.amazon.com

Subject headings in... www.loc.gov

Subject headings in... www.loc.gov

Rules for a Dictionary... digital.library.unt.edu

Dictionary catalogue vs... www.slideshare.net

Subject cataloguing | PPT www.slideshare.net

Subject cataloguing | PPT www.slideshare.net

PPT - Library of Congress... www.slideserve.com