APA (7th ed.) Zitazioa

Summerfield, G. (1970). Junior voices: An anthology of poetry and pictures (Teacher's Handbook.). Penguin Education.

Chicago Style (17th ed.) Zitazioa

Summerfield, Goeffrey. Junior Voices: An Anthology of Poetry and Pictures. Teacher's Handbook. Harmondsworth: Penguin Education, 1970.

MLA (9th ed.) Zitazioa

Summerfield, Goeffrey. Junior Voices: An Anthology of Poetry and Pictures. Teacher's Handbook. Penguin Education, 1970.