Any books that informs and enriches you is a self-help text in my view; but I do have a few that can be classified as self-help specifically:
Dr. Naim Akbar.


Dr. Marimba Ani.

Dr. Obari Cartman.

I also have found a lot of inspiration and instruction from autobiographies of men I admire:



I hope this aids you, I can’t say I’m versed in the self-help genre; but I this book list helps you to help yourself.