Nuffield Foundation. Secondary Science Project. (1971). Nuffield secondary science: Theme 3, biology of man. Nuffield Foundation.
Cita Chicago (17th ed.)Nuffield Foundation. Secondary Science Project. Nuffield Secondary Science: Theme 3, Biology of Man. London: Nuffield Foundation, 1971.
Cita MLA (9th ed.)Nuffield Foundation. Secondary Science Project. Nuffield Secondary Science: Theme 3, Biology of Man. Nuffield Foundation, 1971.
Atenció: Aquestes cites poden no estar 100% correctes.