-This book is very useful for me. When I passed high school than I decided to take a Govt job. In Government job General knowledge is necessary. So I purchased this book. And gain knowledge more than sufficient.
-I had revision again and again when I require.In my case I am a aspirant of SSC And UPSC. So these types of one day exam this book is compulsory for every aspirants.
-Study material is such as :
HISTORY
GEOGRAPHY
ECONOMICS
CULTURE
POLITICAL SCIENCE
PHYSICS
CHEMISTRY
BIOLOGY
COMPUTER
MISSLENIOUS QUESTIONS
OF world and India.
-So I recommended this book every students who study for his career.