EFECTOS SOBRE EL SONIDO
1. https://drive.google.com/open?id=0B4Rn3LchDSmaVE5VY3R3cEFkeV9FeWttX3VINjlpV2dlWDhr 2. https://drive.google.com/open?id=0B4Rn3LchDSmaX2RwR1pxUGI1eThKNWF5MUtINjdZV25xaTY0 3. https://drive.google.com/open?id=0B4Rn3LchDSmaY2FCY1NFSmQxVFpsUW1HbnJoaV84NG9rWVZF