APA
KER H. W., . (2016). The impacts of student-, teacher- and school-level factors on mathematics achievement: an exploratory comparative investigation of Singaporean students and the USA students. UK: Taylor & Francis.
Chicago
KER H W, . 2016. The impacts of student-, teacher- and school-level factors on mathematics achievement: an exploratory comparative investigation of Singaporean students and the USA students. UK: Taylor & Francis.
Harvard
KER H. W., . (2016). The impacts of student-, teacher- and school-level factors on mathematics achievement: an exploratory comparative investigation of Singaporean students and the USA students. UK: Taylor & Francis.
MLA
KER H W, . The impacts of student-, teacher- and school-level factors on mathematics achievement: an exploratory comparative investigation of Singaporean students and the USA students. UK: Taylor & Francis. 2016.