Παραπομπή APA

(2016). Study material for all PSC exams: HSA/HSST/LP/UP/LDC etc (3rd ed.). Ace.

Παραπομπή Chicago Style

Study Material for All PSC Exams: HSA/HSST/LP/UP/LDC Etc. 3rd ed. Manjeri: Ace, 2016.

Παραπομπή MLA

Study Material for All PSC Exams: HSA/HSST/LP/UP/LDC Etc. 3rd ed. Ace, 2016.