Lyden, F. J., & Miller, E. G. (1968). Planning, programming, budgeting: A systems approach to management. Markham.
Cita Chicago (17th ed.)Lyden, Fremont J., i Ernest G. Miller. Planning, Programming, Budgeting: A Systems Approach to Management. Chicago: Markham, 1968.
Cita MLA (9th ed.)Lyden, Fremont J., i Ernest G. Miller. Planning, Programming, Budgeting: A Systems Approach to Management. Markham, 1968.
Atenció: Aquestes cites poden no estar 100% correctes.