एपीए उद्धरण

Janardana Kurup, K. (2004). Purathana bharatham (BC-15000-AD-500). Girijakumaran Astrological Research Foundations.

शिकागो स्टाइल उद्धरण

Janardana Kurup, K.K. Purathana Bharatham (BC-15000-AD-500). Thrissur: Girijakumaran Astrological Research Foundations, 2004.

एमएलए उद्धरण

Janardana Kurup, K.K. Purathana Bharatham (BC-15000-AD-500). Girijakumaran Astrological Research Foundations, 2004.