APA (7th ed.) Citation

ONeal, H. F. (1979). Issues instructional system development. Academic Press.

Chicago Style (17th ed.) Citation

ONeal, Harold F. Issues Instructional System Development. Academic Press, 1979.

MLA (8th ed.) Citation

ONeal, Harold F. Issues Instructional System Development. Academic Press, 1979.

Warning: These citations may not always be 100% accurate.