Παραπομπή APA

SP Agnihotri and HS Agarwal. (1980). RAtnas UPSC Guide in Economics for Civil Services Preliminary Examination (2nd ed.). Ratan.

Παραπομπή Chicago Style

SP Agnihotri and HS Agarwal. RAtnas UPSC Guide in Economics for Civil Services Preliminary Examination. 2nd ed. Agra: Ratan, 1980.

Παραπομπή MLA

SP Agnihotri and HS Agarwal. RAtnas UPSC Guide in Economics for Civil Services Preliminary Examination. 2nd ed. Ratan, 1980.