एपीए उद्धरण

Arvind Kumar. (2003). Aquatic ecosystems. APH publishing corporation.

शिकागो स्टाइल उद्धरण

Arvind Kumar. Aquatic Ecosystems. New Delhi: APH publishing corporation, 2003.

एमएलए उद्धरण

Arvind Kumar. Aquatic Ecosystems. APH publishing corporation, 2003.