TY - BOOK ED - National Academy of Engineering TI - The engineer of 2020: visions of engineering in the new century SN - 0309091624 (pbk.) AV - TA157 .E535 2004 U1 - 620.00905 NAT 22 PY - 2004/// CY - Washington, DC PB - National Academies Press KW - Engineering N1 - Includes bibliographical references ER -