Effective supervision [electronic resource] : supporting the art and science of teaching / Robert J. Marzano, Tony Frontier, David Livingston.
Publication details: Alexandria, Va. : ASCD, c2011.Description: 183 p. : portsISBN:- 9781416611554 (pbk. : alk. paper)
- 9781416613176 (e-book)
- 371.2/03 22
- LB2838 .M37 2011eb

Includes bibliographical references and index.
Electronic reproduction. Palo Alto, Calif. : ebrary, 2011. Available via World Wide Web. Access may be limited to ebrary affiliated libraries.