Plomp, T., & Howie, S. J. (2006). Contexts of learning mathematics and science: Lessons learned from TIMSS. Routledge.
Lua i Stíl Chicago (17ú heag.)Plomp, Tj, agus Sarah J. Howie. Contexts of Learning Mathematics and Science: Lessons Learned from TIMSS. London: Routledge, 2006.
Lua MLA (9ú heag.)Plomp, Tj, agus Sarah J. Howie. Contexts of Learning Mathematics and Science: Lessons Learned from TIMSS. Routledge, 2006.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.