एपीए उद्धरण

Kumar, R. B. (2011). Coastal tourism and environment. APH Publishing Co..

शिकागो स्टाइल उद्धरण

Kumar, Ravi Bhusahn. Coastal Tourism and Environment. New Delhi: APH Publishing Co., 2011.

एमएलए उद्धरण

Kumar, Ravi Bhusahn. Coastal Tourism and Environment. APH Publishing Co., 2011.