Add Boostrapping Design book

README.md

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 | <img src="covers/38-prototyping-a-practitioners-guide.jpg" alt="Prototyping: A Practitioner's Guide" width="100%"> | **[Prototyping: A Practitioner's Guide](https://www.goodreads.com/book/show/7130678-prototyping)** - Prototyping is a great way to communicate the intent of a design both clearly and effectively. Prototypes help you to flesh out design ideas, test assumptions, and gather real-time feedback from users. | Todd Zaki Warfel |
 | <img src="covers/39-tactical-ui-design-patterns.png" alt="Tactical UI Design Patterns" width="100%"> | **[Tactical UI Design Patterns: The Handbook to Faster design](https://www.uxpin.com/studio/ebooks/ultimate-web-ui-design-pattern-workbook/)** - Easy to digest and practical for everyday design. Know how to choose the best UI pattern, prototype patterns, customize patterns, and create your own pattern library. | UXPin |
 | <img src="covers/40-ruined-by-design.jpg" alt="Ruined by Design: How Designers Destroyed the World, and What We Can Do to Fix It" width="100%"> | **[Ruined by Design: How Designers Destroyed the World, and What We Can Do to Fix It](https://www.goodreads.com/book/show/44432844-ruined-by-design)** - This book will fill you with the confidence to do the job the way you always wanted to be able to do it. This book will help you understand your responsibilities. | Mike Monteiro |
+| <img src="covers/41-bootstrapping-design.jpg" alt="Bootstrapping Design" width="100%"> | **[Bootstrapping Design](https://www.goodreads.com/book/show/13564026-bootstrapping-design)** - An eBook teaching design principles to bootstrappers, startup founders, and hackers. Learn easy design strategies to attract more users and help your business succeed. Become the designer your startup needs. | Jarrod Drysdale |
 
 <sup>[back to table of contents](#user-content-contents)</sup>