ACE Research Wing. (2017). Study Material for all PSC Exams (6th ed.). ACE Publishers.
Chicago Edition CitationACE Research Wing. Study Material for All PSC Exams. 6th ed. Manjeri, Malappuram: ACE Publishers, 2017.
MLA Edition CitationACE Research Wing. Study Material for All PSC Exams. 6th ed. ACE Publishers, 2017.
Warning: These citations may not always be 100% accurate.