Nuffield Foundation. Science Teaching Project. (1970). Chemistry : ion exchange: A special study. Penguin.
Lua i Stíl Chicago (17ú heag.)Nuffield Foundation. Science Teaching Project. Chemistry : Ion Exchange: A Special Study. Harmondsworth, MIddlesex: Penguin, 1970.
Lua MLA (9ú heag.)Nuffield Foundation. Science Teaching Project. Chemistry : Ion Exchange: A Special Study. Penguin, 1970.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.