University of Santo Tomas. U.S.T. journal of education. University of Santo Tomas.
Čikaški stil citiranja (17. izdanje)University of Santo Tomas. U.S.T. Journal of Education. Manila: University of Santo Tomas.
MLA način citiranja (9. izdanje)University of Santo Tomas. U.S.T. Journal of Education. University of Santo Tomas.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.