Olsen, C. R. (1979). The effects of enrichment tutoring upon self-concept, educational achievement, and measured intelligence of male underachievers in an inner-city elementary school. R & E Research Associates.
Chicago Style (17th ed.) CitationOlsen, Clarence R. The Effects of Enrichment Tutoring upon Self-concept, Educational Achievement, and Measured Intelligence of Male Underachievers in an Inner-city Elementary School. Palo Alto, Calif.: R & E Research Associates, 1979.
MLA (8th ed.) CitationOlsen, Clarence R. The Effects of Enrichment Tutoring upon Self-concept, Educational Achievement, and Measured Intelligence of Male Underachievers in an Inner-city Elementary School. R & E Research Associates, 1979.
Warning: These citations may not always be 100% accurate.