APA (7e ed.) Bronvermelding

Barbisan, C., Concari, L., Rodríguez, M., & Urrestarazu, J. Snap!: Pupil's Book 3. An English Course for Younger Learners (1a. ed.). Heinemann Educational Books.

Chicago (17e ed.) Bronvermelding

Barbisan, C., L. Concari, M. Rodríguez, en J. Urrestarazu. Snap!: Pupil's Book 3. An English Course for Younger Learners. 1a. ed. London: Heinemann Educational Books.

MLA (9e ed.) Bronvermelding

Barbisan, C., et al. Snap!: Pupil's Book 3. An English Course for Younger Learners. 1a. ed. Heinemann Educational Books.