Ekambaram, S. K. (1966). The statistical basis of quality control charts: A manual for business and factory managers (2nd ed.). Asia.
Cita Chicago (17th ed.)Ekambaram, S. K. The Statistical Basis of Quality Control Charts: A Manual for Business and Factory Managers. 2nd ed. Bombay: Asia, 1966.
Cita MLA (9th ed.)Ekambaram, S. K. The Statistical Basis of Quality Control Charts: A Manual for Business and Factory Managers. 2nd ed. Asia, 1966.
Atenció: Aquestes cites poden no estar 100% correctes.