APA (7th ed.) Citation

Keen, J. S. (1987). Managing systems development (2nd ed.). John Wiley.

Chicago Style (17th ed.) Citation

Keen, Jeffrey S. Managing Systems Development. 2nd ed. Chichester: John Wiley, 1987.

MLA (9th ed.) Citation

Keen, Jeffrey S. Managing Systems Development. 2nd ed. John Wiley, 1987.