Comportamiento medioambiental y competitividad de las explotaciones lecheras asturianasL. & AL OREA SANCHEZ · First published 2015Open the Tome
Virgil, the Bully from CyberspaceLorrie Christel Sanchez, Carol Blank, Al Margolis · First published 2010Open the Tome
Higher education--significant and contemporary concernsRay Sanchez, Al Smith · First published 1987Open the Tome
