Ahuja, G., & Gupta, R. (2019). Handbook on Multiple Choice Questions. Wolters Kluwer.
Lua i Stíl Chicago (17ú heag.)Ahuja, Girish, agus Ravi Gupta. Handbook on Multiple Choice Questions. Gurugram: Wolters Kluwer, 2019.
Lua MLA (9ú heag.)Ahuja, Girish, agus Ravi Gupta. Handbook on Multiple Choice Questions. Wolters Kluwer, 2019.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.