APA (7th ed.) Citation

London. Nuffield-Chelsea Curriculum Trust & Dorling, G. (1990). Nuffield science for key stage 3: Science year 9. Longman Group.

Chicago Style (17th ed.) Citation

London. Nuffield-Chelsea Curriculum Trust and Geoffrey Dorling. Nuffield Science for Key Stage 3: Science Year 9. London: Longman Group, 1990.

MLA (9th ed.) Citation

London. Nuffield-Chelsea Curriculum Trust and Geoffrey Dorling. Nuffield Science for Key Stage 3: Science Year 9. Longman Group, 1990.