This book is written by the indian writer mr yashwant kanetkar wich is a very helpful book for the students to learn c language.this book is well written in the form of chapters which makes it easy to understand and work on.this book gives the clear explanation of topics and the problems in the books are very good which are quite helpful for students to practice .this book is greatly recommended in the computer branch to learn c language .according to me this is very good book.