APA-viite (7. p.)

Mahmood, M. A., & Szewczak, E. J. (1999). Measuring information technology investment payoff: Contemporary approaches. Idea Group Pub.

Chicago-viite (17. p.)

Mahmood, Mo Adam, ja Edward J. Szewczak. Measuring Information Technology Investment Payoff: Contemporary Approaches. Hershey, PA: Idea Group Pub, 1999.

MLA-viite (9. p.)

Mahmood, Mo Adam, ja Edward J. Szewczak. Measuring Information Technology Investment Payoff: Contemporary Approaches. Idea Group Pub, 1999.

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