Reading the comments of this C Programming book, they're obviously fake/bot generated:
https://www.amazon.com/Learning-programming-Informative-depth-Programming/dp/B0BKMR4PGL
> I profoundly prescribe this book to anybody needing to memorize C. After perusing this book, perusers pick up important coding aptitudes that can be utilized in other programming dialects. Thumbs up Packt Distributing for making an fabulous book!
(it's not published by Packt)
> Typically very useful in understanding C dialect. It could be a nitty gritty course almost the C dialect programming. As fledgling myself, I discover this book supportive since of its simple and nitty gritty steps and enlightening
Obviously they've taken real reviews and put them through a thesaurus to avoid duplication detection.
I could find no way to notify Amazon about this fraud.