Παραπομπή APA

Jha, S. N., & Ushakar Acharya. Upkar's practice sets UGC NET/ JRF/ SET History. Upkar Prakashan.

Παραπομπή Chicago Style

Jha, S N., και Ushakar Acharya. Upkar's Practice Sets UGC NET/ JRF/ SET History. Agra: Upkar Prakashan.

Παραπομπή MLA

Jha, S N., και Ushakar Acharya. Upkar's Practice Sets UGC NET/ JRF/ SET History. Upkar Prakashan.