Saeed, K. (1994). Development planning and policy design: A system dynamics approach. Avebury.
Chicago-viite (17. p.)Saeed, Khalid. Development Planning and Policy Design: A System Dynamics Approach. Aldershot, England: Avebury, 1994.
MLA-viite (9. p.)Saeed, Khalid. Development Planning and Policy Design: A System Dynamics Approach. Avebury, 1994.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.