Proetel, Tim (Nombre personal)

Figure drawing methods for artists, 2017: Portada (Tim Proetel)

Drawing perspective methods for artists, 2017: Portada (Tim Proetel) page 160 (Tim Proetel is Speaker of Art at the State Institute for School Quality and Educational Research in Munich; he also teaches art and theater at the Gymnasium Ottobrunn and teaches a basic course for artistic design at the Munich Art Academy)

DNB, October 30, 2017 (Proetel, Tim, 1970-; artist, teacher; teaches art at the Gymnasium Ottobrunn near Munich)

Dibujar el movimiento, 2017: Portada (Proetel, Tim)

El color como material y recurso visual, 2019: portada (Tim Proetel)