which is better for iit jeehalliday resnick and walker or halliday resnick and krane/?also should i buy d latest edition or d previous editions should do????

halliday resnick and walker is good. actually all these are almost same.

it doesnt matter its new version or not. thing that matter is to finish it completely.there is hardly any change in new versions. both will same amount of data and questions.

Approved