APA način citiranja (7. izdanje)

Ana Kolkowska. (2019). Cambridge IGCSE Spanish as a Foreign Language. Harper Collins.

Čikaški stil citiranja (17. izdanje)

Ana Kolkowska. Cambridge IGCSE Spanish as a Foreign Language. London: Harper Collins, 2019.

MLA način citiranja (9. izdanje)

Ana Kolkowska. Cambridge IGCSE Spanish as a Foreign Language. Harper Collins, 2019.