I agree with HUN because players expect to see DVD-ROM discs since that is the format original DVDs are when they are pressed. Changing booktype/bitrate does not actually change the disc, but makes the player think it is DVD-ROM.
For more information on media:
This site also has a lot of information and offer good prices on quality media and their specials that include free S&H make top quality media cheaper than 2nd or 3rd media. I like the fact that they also have the media code in their descriptions that you read about in the above link and have a link to player compatibility:
The following link has information on movies such as all regions it is produced in, type of disc it is on, formats, languages, etc. You do need to register, but it is free.