My wife and I have recently decided to adopt a Korean baby girl. I don't know how accurate they are, but I think they can give you a decent introduction. You'll find many books listed. I haven't read any of them, so I can't recommend a specific title. For web sites, try the following.
Some sites take a long time to load.
Mac Worcester Polytech. Thanks in advance. Merry Christmas and happy New Year. I think I can help you. I'll introduce 'Korea Insights' to you.