I had already shared this book in one of my threads you can simply google this book by writing the key word
commerce mcqs+employeecorner.info this book is available on that site in pdf format you cant blame the paper setter even the paper setter of css papers has simply copy pasted mcqs since year 2000 to 2010 from this book even without changing the statement and more astonishingly even without changing the choices
it has a lot of errors but I simply rattalised this book for senior auditor pad
and believe me I am among 721 candidates who have been declared passed but I didn't follow the choices of book I ticketed the choice which I had researched through internet.