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Q34198695-4A2FFCB3-9C99-45B8-9338-178E9D682873
Q34198695-4A2FFCB3-9C99-45B8-9338-178E9D682873
BestRank
Statement
http://www.wikidata.org/entity/statement/Q34198695-4A2FFCB3-9C99-45B8-9338-178E9D682873
Contingency contracting with disadvantaged youths: Improving classroom performance.
P2860
Q34198695-4A2FFCB3-9C99-45B8-9338-178E9D682873
BestRank
Statement
http://www.wikidata.org/entity/statement/Q34198695-4A2FFCB3-9C99-45B8-9338-178E9D682873
rank
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type
BestRank
Statement
wasDerivedFrom
f12766e497458f31c8b2359898c621048d3ea10a
P2860
The comparative effectiveness of group and individually contingent free time with inner-city junior high school students.