एपीए उद्धरण

VELAYUDHAN, P. (1973). LOKACARITRAM-BHAGAM ONNU (WORLD HISTORY- PART ONE). STATE INSTITUE OF LANGUAGE.

शिकागो स्टाइल उद्धरण

VELAYUDHAN, P.S. LOKACARITRAM-BHAGAM ONNU (WORLD HISTORY- PART ONE). TRIVANDRUM: STATE INSTITUE OF LANGUAGE, 1973.

एमएलए उद्धरण

VELAYUDHAN, P.S. LOKACARITRAM-BHAGAM ONNU (WORLD HISTORY- PART ONE). STATE INSTITUE OF LANGUAGE, 1973.