Dyfyniad APA

Carruthers, E., & Worthington, M. (2006). Children's mathematics: Making marks, making meaning (Second Edition.). Sage.

Dyfyniad Arddull Chicago

Carruthers, Elizabeth, and Maulfry Worthington. Children's Mathematics: Making Marks, Making Meaning. Second Edition. London ; Thousand Oaks, Calif.: Sage, 2006.

Dyfyniad MLA

Carruthers, Elizabeth, and Maulfry Worthington. Children's Mathematics: Making Marks, Making Meaning. Second Edition. Sage, 2006.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.