Koru, P K .
Vara ganitha pravesika / Textual Documents P K Koru. - 1 / . - Thiruvananthapuram : State Instititute of Languages , 1955. - 162 ; .
515.1 / KOR/VA
Vara ganitha pravesika / Textual Documents P K Koru. - 1 / . - Thiruvananthapuram : State Instititute of Languages , 1955. - 162 ; .
515.1 / KOR/VA