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/ fischer b - ö -- fisj / 00644
- OCR-text (abbyy)
Fisher,Irving The making of indexnumbers. A study of their varieties,tests,and reliability. 8:o Boston and New York 1922.
- OCR-text (abbyy-crop)
Fisher,Irving The making of indexnumbers . A study of their varieties,tests,and reliability. 8:o Boston and New York 1922.
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