Purdue University. Journal of pre-college engineering education research. [Purdue University Press].
Čikaški stil citiranja (17. izdanje)Purdue University. Journal of Pre-college Engineering Education Research. [West Lafayette, Ind.]: [Purdue University Press].
MLA način citiranja (9. izdanje)Purdue University. Journal of Pre-college Engineering Education Research. [Purdue University Press].
Upozorenje: Ovi citati možda nisu uvijek 100% točni.