APA (7th ed.) Citation

Stokes, S. L. (1983). Time is of the essence: The DP professional's guide to getting the right things done. QED Information Sciences.

Chicago Style (17th ed.) Citation

Stokes, Stewart L. Time Is of the Essence: The DP Professional's Guide to Getting the Right Things Done. Wellesley, Mass.: QED Information Sciences, 1983.

MLA (9th ed.) Citation

Stokes, Stewart L. Time Is of the Essence: The DP Professional's Guide to Getting the Right Things Done. QED Information Sciences, 1983.