एपीए उद्धरण

(2006). Natural resources law. St. Paul, MN: Thomson/West.

शिकागो स्टाइल उद्धरण

Natural Resources Law. St. Paul, MN: Thomson/West, 2006.

एमएलए उद्धरण

Natural Resources Law. St. Paul, MN: Thomson/West, 2006.