U. S. Bureau of the Budget. (1945). Process charting ; its use in procedural analysis. s.n.
Cita Chicago (17th ed.)U. S. Bureau of the Budget. Process Charting ; Its Use in Procedural Analysis. Washington: s.n, 1945.
Cita MLA (9th ed.)U. S. Bureau of the Budget. Process Charting ; Its Use in Procedural Analysis. s.n, 1945.
Atenció: Aquestes cites poden no estar 100% correctes.