APA (7th ed.) Citation

Yahaya Ibrahim. (1979). The needed supervisory competencies for instructional supervision as perceived by members of the federal inspectorate of schools, Malaysia. Southern Illinois University.

Chicago Style (17th ed.) Citation

Yahaya Ibrahim. The Needed Supervisory Competencies for Instructional Supervision as Perceived by Members of the Federal Inspectorate of Schools, Malaysia. Carbondale, Illinois: Southern Illinois University, 1979.

MLA (8th ed.) Citation

Yahaya Ibrahim. The Needed Supervisory Competencies for Instructional Supervision as Perceived by Members of the Federal Inspectorate of Schools, Malaysia. Southern Illinois University, 1979.