Blatchford, P., Bassett, P., Goldstein, H., Martin, C., Catchpole, G., Edmonds, S., & Moriarty, V. (2003). The class size debate: Is small better? Open University.
Dyfyniad Arddull ChicagoBlatchford, Peter, Paul Bassett, Harvey Goldstein, Clare Martin, Gemma Catchpole, Suzanne Edmonds, and Viv Moriarty. The Class Size Debate: Is Small Better? Buckingham [England] ; Philadelphia: Open University, 2003.
Dyfyniad MLABlatchford, Peter, et al. The Class Size Debate: Is Small Better? Open University, 2003.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.