एपीए उद्धरण

National council of educational research and training. (1975). Angaganitha beejaganitham. Keralabhasha institute.

शिकागो स्टाइल उद्धरण

National council of educational research and training. Angaganitha Beejaganitham. Thiruvananthapuram: Keralabhasha institute, 1975.

एमएलए उद्धरण

National council of educational research and training. Angaganitha Beejaganitham. Keralabhasha institute, 1975.