Add author and title to a dictionary (assuming they're objects that already exist - likely NSString instances in your case).
You can get an NSArray of keys in the dictionary using allKeys. Then you can retrieve the values using objectForKey.
I cant really gove you an answer,but what I can give you is a way to a solution, that is you have to find the anglde that you relate to or peaks your interest. A good paper is one that people get drawn into because it reaches them ln some way.As for me WW11 to me, I think of the holocaust and the effect it had on the survivors, their families and those who stood by and did nothing until it was too late.