Hi, for a non resident IMG who just took step2 ck. which books are needed besides mtb3

I know residents dont have much time so might do crash courses or books, but for a non-resident what are the best books that you all have experiencesd and not just heard about, which are effective and give successful results for step3?

So far i know mtb 3 and u world q bank and kaplan q bank

Please give your input,
Thanks a lot