who is the best author for civil service exam?

Question

I WANT TO TAKE A CIVIL SERVICE EXMINATION BUT BEFORE THAT I WANT TO BUY SOME REVIEWER BOOK. I DONT WANT TO ENROL A CIVIL SERVICE CLASS BECAUSE IT TAKES TIME AND EFFORT, I DONT HAVE ENOUGH TIME FOR THAT.I WANT TO TAKE BY NEXT YEAR SO, I WANT TO START READING FROM NOW IF I CAN FIND A REVIEWER BOOK FOR CIVIL SERVICE EXAM WITH A BEST AUTHOR.PLEASE RECOMMEND ME IF YOU KNOW WHO IS THAT AUTHOR TANK YOU...

Answer 1

It depends on what kind of exam you are taking. Arco brand is the old stand by, but Barron's is very good if they make a book for your test.