Gaya APA
El-Homsi, A., Slutsky, J. (2010).
Corporate
Sigma
Optimizing the Health of Your
Company with Systems Thinking .
USA:
Productivity Press.
Gaya MLA
El-Homsi, Anwar., Slutsky, Jeff.
"Corporate
Sigma
Optimizing the Health of Your
Company with Systems Thinking".
USA:
Productivity Press,
2010.
Text.