London. Nuffield-Chelsea Curriculum Trust, Nuffield Combined Science, & Lyth, M. (1986). Nuffield science 11 to 13: How scientists work. Longman.
Cita Chicago (17th ed.)London. Nuffield-Chelsea Curriculum Trust, Nuffield Combined Science, i Mike Lyth. Nuffield Science 11 to 13: How Scientists Work. London: Longman, 1986.
Cita MLA (9th ed.)London. Nuffield-Chelsea Curriculum Trust, et al. Nuffield Science 11 to 13: How Scientists Work. Longman, 1986.
Atenció: Aquestes cites poden no estar 100% correctes.