Lua APA (7ú heag.)

(1971). A working guide to the Elementary Science Study. Education Develoment Centre.

Lua i Stíl Chicago (17ú heag.)

A Working Guide to the Elementary Science Study. Newton,Mass.: Education Develoment Centre, 1971.

Lua MLA (8ú heag.)

A Working Guide to the Elementary Science Study. Education Develoment Centre, 1971.

Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.