एपीए उद्धरण

Kumarappa,J C. (1997). Economy of permanence. Sarva - Seva - Sangh Prakashan.

शिकागो स्टाइल उद्धरण

Kumarappa,J C. Economy of Permanence. Rajghat: Sarva - Seva - Sangh Prakashan, 1997.

एमएलए उद्धरण

Kumarappa,J C. Economy of Permanence. Sarva - Seva - Sangh Prakashan, 1997.