Παραπομπή APA

Singh & Sharma. (2014). Upkar's SSC combined higher secondary level (10+2)examination. Upkar Prakashan.

Παραπομπή Chicago Style

Singh και Sharma. Upkar's SSC Combined Higher Secondary Level (10+2)examination. Agra: Upkar Prakashan, 2014.

Παραπομπή MLA

Singh και Sharma. Upkar's SSC Combined Higher Secondary Level (10+2)examination. Upkar Prakashan, 2014.