Confused by the different regional codes for DVDs? Trying to figure out what exactly Blu-Ray is? Any questions about DVDs you could probably think of, including some you didn’t can be answered at the DVD FAQ from DVD Demystified. This incredibly in-depth guide is currently being updated to include even more information about Blu-Ray DVDs.
Now that you’ve figured out what you have, now how do you catalog it? Luckily, OLAC (Online Audiovisual Catalogers) has just published a guide entitled: Guide to cataloging DVD and Blu-Ray discs using AACR2 and MARC21.