APA引文

Singh, S. &. P. (2019). General studies for civil services preliminary examination 2019. McGraw Hill.

Chicago Style (17th ed.) Citation

Singh, Surendra & Parmar. General Studies for Civil Services Preliminary Examination 2019. Chennai: McGraw Hill, 2019.

MLA引文

Singh, Surendra & Parmar. General Studies for Civil Services Preliminary Examination 2019. McGraw Hill, 2019.

警告：這些引文格式不一定是100％准確.