APA način citiranja (7. izdanje)

Långbacka, T. (1997). An Interactive environment supporting the development of formally correct programs. Turku Center for Computer Science.

Čikaški stil citiranja (17. izdanje)

Långbacka, Thomas. An Interactive Environment Supporting the Development of Formally Correct Programs. Turku: Turku Center for Computer Science, 1997.

MLA način citiranja (8. izdanje)

Långbacka, Thomas. An Interactive Environment Supporting the Development of Formally Correct Programs. Turku Center for Computer Science, 1997.