The work is primarily sold as a physical book through Roberto Mtz's official store and major retailers like Amazon Mexico .
: Roberto Adrián Martínez Osuna, a software engineer, writer, and host of the Official Store : You can find the physical book and bundles on the Roberto Mtz Official Store for breaking creative blocks mentioned in the book? MY THIRD BOOK “THE ART OF LOSING” 22 Nov 2021 —
