APA citiranje

Howie, S. J. (2001). Mathematics and science performance in grade 8 in South Africa 1998/1999: TIMSS-R 1999 South Africa. Human Sciences Research Council.

Chicago Style (17th ed.) Citation

Howie, Sarah J. Mathematics and Science Performance in Grade 8 in South Africa 1998/1999: TIMSS-R 1999 South Africa. Pretoria, SA: Human Sciences Research Council, 2001.

MLA citiranje

Howie, Sarah J. Mathematics and Science Performance in Grade 8 in South Africa 1998/1999: TIMSS-R 1999 South Africa. Human Sciences Research Council, 2001.