APA (7th ed.) Citation

Hartley, J. (1979). Designing instructional text (Reprinted.). Kogan Page [u.a.].

Chicago Style (17th ed.) Citation

Hartley, James. Designing Instructional Text. Reprinted. London: Kogan Page [u.a.], 1979.

MLA (9th ed.) Citation

Hartley, James. Designing Instructional Text. Reprinted. Kogan Page [u.a.], 1979.