Summerfield, G. (1970). Junior voices: An anthology of poetry and pictures (Teacher's Handbook.). Penguin Education.
Čikaški stil citiranja (17. izdanje)Summerfield, Goeffrey. Junior Voices: An Anthology of Poetry and Pictures. Teacher's Handbook. Harmondsworth: Penguin Education, 1970.
MLA način citiranja (9. izdanje)Summerfield, Goeffrey. Junior Voices: An Anthology of Poetry and Pictures. Teacher's Handbook. Penguin Education, 1970.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.