APA ציטוט

Gupta, P. (2005). The six sigma peterformance handbook. New York: McGraw-Hill.

Trích dẫn kiểu Chicago

Gupta, Praveen. The Six Sigma Peterformance Handbook. New York: McGraw-Hill, 2005.

ציטוט MLA

Gupta, Praveen. The Six Sigma Peterformance Handbook. New York: McGraw-Hill, 2005.