This comprehensive book well a notice not already bad Nikon for D5300. It will take time to integrate everything, but the author takes the basics, and it does not hurt to revise (or discover). The device functions are explored. It is well written, well built, understandable and I am not "a genius". This book will keep me long; it will probably be a little wrinkled ... proof that it is essential ... Whether beginner or insider, it's all good. The Nikon D5300, amateur SLR seems has large capacity that deserve to be approached gradually, thanks to the explanations given by this book.