(1975). Revised Nuffield biology: Text. Published for the Nuffield Foundation by Longman Group.
Cita Chicago (17th ed.)Revised Nuffield Biology: Text. England: Published for the Nuffield Foundation by Longman Group, 1975.
Cita MLA (9th ed.)Revised Nuffield Biology: Text. Published for the Nuffield Foundation by Longman Group, 1975.
Atenció: Aquestes cites poden no estar 100% correctes.