APA (7th ed.) Citation

Clarkson, P. C. (1983). Year 12 students' mathematical performance on the 1980 and 1981 external examinations. Mathematics Education Centre Press.

Chicago Style (17th ed.) Citation

Clarkson, P. C. Year 12 Students' Mathematical Performance on the 1980 and 1981 External Examinations. Lae: Mathematics Education Centre Press, 1983.

MLA (9th ed.) Citation

Clarkson, P. C. Year 12 Students' Mathematical Performance on the 1980 and 1981 External Examinations. Mathematics Education Centre Press, 1983.

Warning: These citations may not always be 100% accurate.