APA način citiranja (7. izdanje)

Writing Improvement Project. Building english skills orange level composition. Ill. McDougal.

Čikaški stil citiranja (17. izdanje)

Writing Improvement Project. Building English Skills Orange Level Composition. Evanston: Ill. McDougal.

MLA način citiranja (9. izdanje)

Writing Improvement Project. Building English Skills Orange Level Composition. Ill. McDougal.