Mankidy,Jacob. (1989). Quality Circles: Concepts,Rationale and Methodology. himalaya.
Čikaški stil citiranjaMankidy,Jacob. Quality Circles: Concepts,Rationale and Methodology. bombay: himalaya, 1989.
MLA način citiranjaMankidy,Jacob. Quality Circles: Concepts,Rationale and Methodology. himalaya, 1989.
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