Lua APA (7ú heag.)
Jordan, N. C., & Dyson, N. (2014). Number sense interventions. Paul H. Brookes Publishing Co..
Lua i Stíl Chicago (17ú heag.)
Jordan, Nancy C., agus Nancy Dyson. Number Sense Interventions. Baltimore, Maryland: Paul H. Brookes Publishing Co., 2014.
Lua MLA (9ú heag.)
Jordan, Nancy C., agus Nancy Dyson. Number Sense Interventions. Paul H. Brookes Publishing Co., 2014.
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