APA (7 ম সংস্করণ) উদ্ধৃতি

León, J., & Collahua, Y. (2015). Technical note 33: The reliability and validity of achievement tests in the second Young Lives school survey in Ethiopia. Young Lives.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

León, J., এবং Y. Collahua. Technical Note 33: The Reliability and Validity of Achievement Tests in the Second Young Lives School Survey in Ethiopia. Young Lives, 2015.

M.L.A (9 ম সংস্করণ) উদ্ধৃতি

León, J., এবং Y. Collahua. Technical Note 33: The Reliability and Validity of Achievement Tests in the Second Young Lives School Survey in Ethiopia. Young Lives, 2015.