Matches in Library of Congress for { ?s ?p Gaps in technology. }
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- 71439054%2F%2Fr85 isPartOf "Gaps in technology".
- 73457831%2F%2Fr85 isPartOf "Gaps in technology".
- 73538111%2F%2Fr85 isPartOf "Gaps in technology".
- 76473462 isPartOf "Gaps in technology".
- 77507485%2F%2Fr91 isPartOf "Gaps in technology".
- 78435326%2F%2Fr85 isPartOf "Gaps in technology".
- 79424020%2F%2Fr912 isPartOf "Gaps in technology".