Kunjan Pillai P N Elamkulam. (1952). Some problems in Kerala history. Educational Supplies.
Chicago Edition CitationKunjan Pillai P N Elamkulam. Some Problems in Kerala History. Trivandrum: Educational Supplies, 1952.
MLA Edition CitationKunjan Pillai P N Elamkulam. Some Problems in Kerala History. Educational Supplies, 1952.
Warning: These citations may not always be 100% accurate.