Air traffic control
Subtitle: FAA enhanced the controller-in-charge program, but more comprehensive evaluation is needed : report to the chairman, Committee on Transportation and Infrastructure, House of Representatives
By: United States General Accounting Office
Contributors: United States. Congress. House. Committee on Transportation and Infrastructure
Publisher: U.S. General Accounting Office
Published: 2001
Place of publication: Washington, D.C. (P.O. Box 37050, Washington 20013)
Language: eng
Number of pages: 42
Subjects: Air traffic control; Government policy
Notes: Cover title.

"October 2001."

"GAO-02-55."

Includes bibliographical references.