Watkins, William A. Student study guide : aircraft maintenance & repair / prepared by William A. Watkins - 6th ed. - [New York] : Glencoe/McGraw-Hill, 1993 - iv, 230 p. ; 28 cm. - GLENCOE Aviation technology series . ISBN: 9780028034614 0028034619 Subjects--Topical Terms: Airplanes--Maintenance and repair--Study guides