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＜図書＞
Quality is free : the art of making quality certain / by Philip B. Crosby.

出版者	{New York} : New American Library
出版年	c1979.
大きさ	xi, 270 p. ; 18 cm.
著者標目	Crosby, Philip B.
件　名	Quality assurance
一般注記	A Mentor Book. ＼ Includes index.

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