Cita APA (7a ed.)

Schools Council Project in Secondary School Mathematics. & Stephens, J. (1971). Luck and judgement: A classroom approach to probability and statistics. Chatto & Windus.

Cita Chicago Style (17a ed.)

Schools Council Project in Secondary School Mathematics. y Josephine Stephens. Luck and Judgement: A Classroom Approach to Probability and Statistics. London: Chatto & Windus, 1971.

Cita MLA (9a ed.)

Schools Council Project in Secondary School Mathematics. y Josephine Stephens. Luck and Judgement: A Classroom Approach to Probability and Statistics. Chatto & Windus, 1971.