APA (7th ed.) Citation
Onwu, G. O. (2013). Effective teachers' pedagogical content knowledge in teaching quadratic functions in mathematics. University of Pretoria.
Chicago Style (17th ed.) Citation
Onwu, Gilbert O.M. Effective Teachers' Pedagogical Content Knowledge in Teaching Quadratic Functions in Mathematics. University of Pretoria, 2013.
MLA (9th ed.) Citation
Onwu, Gilbert O.M. Effective Teachers' Pedagogical Content Knowledge in Teaching Quadratic Functions in Mathematics. University of Pretoria, 2013.
Warning: These citations may not always be 100% accurate.