Crystal Report without DataBase

Hi all, 

first sorry for my English but i hope u will understand me :)

Im beginner in C# and i need some help. I write some program that need Report and that Report is not connect to database, my Report must fetch data from my List<>-s. I found on internet one example about that on this link:

http://csharp.net-informations.com/crystal-reports/csharp-crystal-reports-without-database.htm

but this is just for one table in dataSet, now i have two Tables in my DataSet so i need to change some code and i need help :)

So how i can do that?

Thanks