Hart, K. M. (1984). Ratio : children's strategies and errors : a report of the Strategies and Errors in Secondary Mathematics Project / author/researcher Kathleen M. Hart ; SESM Research Team: David C. Johnson ... (et al.) ; based on research funded by the Social Science Research Council: Children's strategies and errors : a report of the Strategies and Errors in Secondary Mathematics Project. NFER-Nelson.
Chicago Style (17th ed.) CitationHart, K. M. Ratio : Children's Strategies and Errors : A Report of the Strategies and Errors in Secondary Mathematics Project / Author/researcher Kathleen M. Hart ; SESM Research Team: David C. Johnson ... (et Al.) ; Based on Research Funded by the Social Science Research Council: Children's Strategies and Errors : A Report of the Strategies and Errors in Secondary Mathematics Project. Windsor: NFER-Nelson, 1984.
MLA (9th ed.) CitationHart, K. M. Ratio : Children's Strategies and Errors : A Report of the Strategies and Errors in Secondary Mathematics Project / Author/researcher Kathleen M. Hart ; SESM Research Team: David C. Johnson ... (et Al.) ; Based on Research Funded by the Social Science Research Council: Children's Strategies and Errors : A Report of the Strategies and Errors in Secondary Mathematics Project. NFER-Nelson, 1984.