Ben-Chaim, D., Keret, Y., & Ilany, B. (2012). Ratio and Proportion: Research and Teaching in Mathematics Teachers' Education (Pre- and In-Service Mathematics Teachers of Elementary and Middle School Classes). Sense Publishers. https://doi.org/10.1007/978-94-6091-784-4
Chicago Style (17th ed.) CitationBen-Chaim, David, Yaffa Keret, and Bat-Sheva Ilany. Ratio and Proportion: Research and Teaching in Mathematics Teachers' Education (Pre- and In-Service Mathematics Teachers of Elementary and Middle School Classes). Rotterdam [u.a.]: Sense Publishers, 2012. https://doi.org/10.1007/978-94-6091-784-4.
MLA (9th ed.) CitationBen-Chaim, David, et al. Ratio and Proportion: Research and Teaching in Mathematics Teachers' Education (Pre- and In-Service Mathematics Teachers of Elementary and Middle School Classes). Sense Publishers, 2012. https://doi.org/10.1007/978-94-6091-784-4.