American Management Association. Office Management Division. (1956). Organizing for effective systems planning and control. s.n.
Citazione stile Chigago Style (17a edizione)American Management Association. Office Management Division. Organizing for Effective Systems Planning and Control. New York: s.n, 1956.
Citatione MLA (9a ed.)American Management Association. Office Management Division. Organizing for Effective Systems Planning and Control. s.n, 1956.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.