APA引文

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

Chicago Edition Citation

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

MLA引文

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

警告：這些引文格式不一定是100％准確.