एपीए उद्धरण

Geological Survey of India(Govt.of India). Geological Survey of India: Miscellaneous Publications. Geological Survey of India(Govt.of India).

शिकागो स्टाइल उद्धरण

Geological Survey of India(Govt.of India). Geological Survey of India: Miscellaneous Publications. Calcutta: Geological Survey of India(Govt.of India).

एमएलए उद्धरण

Geological Survey of India(Govt.of India). Geological Survey of India: Miscellaneous Publications. Geological Survey of India(Govt.of India).