Villers, R. (1964). Research and development: Planning and control : a research study and report prepared for the Financial Executives Research Foundation. Financial Executives Institute.
Cita Chicago (17th ed.)Villers, Raymond. Research and Development: Planning and Control : A Research Study and Report Prepared for the Financial Executives Research Foundation. New York: Financial Executives Institute, 1964.
Cita MLA (9th ed.)Villers, Raymond. Research and Development: Planning and Control : A Research Study and Report Prepared for the Financial Executives Research Foundation. Financial Executives Institute, 1964.
Atenció: Aquestes cites poden no estar 100% correctes.