Matches in Library of Congress for { ?s ?p Automatic data collection systems Programmed instruction.. }
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- 2004007905 subject "Automatic data collection systems Programmed instruction.".
- 2009027094 subject "Automatic data collection systems Programmed instruction.".
- 93000123%2F%2Fr98 subject "Automatic data collection systems Programmed instruction.".
- 98052774 subject "Automatic data collection systems Programmed instruction.".