Squire, A., Brown, V., & Phillips, J. (2008). Maths and money. Down Syndrome Society of South Australia.
Lua i Stíl Chicago (17ú heag.)Squire, Anne, Vicki Brown, agus Jill Phillips. Maths and Money. Magill, S.A.: Down Syndrome Society of South Australia, 2008.
Lua MLA (8ú heag.)Squire, Anne, et al. Maths and Money. Down Syndrome Society of South Australia, 2008.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.