Pozniak, Tadeusz Djonizy2012-03-132012-03-1319561956Source: Dissertation Abstracts International, Volume: 72-04, Section: A, page: .http://hdl.handle.net/10393/20805http://dx.doi.org/10.20381/ruor-8643Abstract not available.177 p.Education, Mathematics.Broadening the mathematical aspect of the concept-skill correlation at one grade algebra levelThesis