1. US Government Performance and Results Act of (1993).
2. A death in the bureaucracy: the demise of of PPBS;Schick,1977
3. PPBS;Wildavsky,1977
4. An Evaluation of the Zero Base Budgeting System in Governmental Institutions;Minmier,1975
5. Measuring MBO in Public Sector Organization;Aplin,1975