If you simply need an exercise that teaches you to read notes on the (which is likely what Oakes covers on that page), try this 2-minute exercise right now:
"Music Reading for Guitar" by David Oakes is a comprehensive guide to reading music for guitarists. The PDF version of the book, which you've referenced, appears to be a sought-after resource. Let's dive deeper into the world of music reading and explore what this book has to offer. Music Reading For Guitar David Oakes Pdf Free 36