| Type | Thesis or Dissertation - PhD thesis |
| Title | English language proficiency and contextual factors influencing mathematics achievement of secondary school pupils in South Africa |
| Author(s) | |
| Publication (Day/Month/Year) | 2002 |
| Page numbers | 0-0 |
| URL | http://doc.utwente.nl/68213/1/thesis_S_Cross.pdf |
| » | Australia, Belgium, Bulgaria...and 33 more - Trends in International Mathematics and Science Study 1999 |