Summerfield, G. (1970). Junior voices: An anthology of poetry and pictures (Teacher's Handbook.). Penguin Education.
Lua i Stíl Chicago (17ú heag.)Summerfield, Goeffrey. Junior Voices: An Anthology of Poetry and Pictures. Teacher's Handbook. Harmondsworth: Penguin Education, 1970.
Lua MLA (9ú heag.)Summerfield, Goeffrey. Junior Voices: An Anthology of Poetry and Pictures. Teacher's Handbook. Penguin Education, 1970.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.