एपीए उद्धरण

Petterson, H. (1969). Ocean floor. Hafner publishing company.

शिकागो स्टाइल उद्धरण

Petterson, Hans. Ocean Floor. London: Hafner publishing company, 1969.

एमएलए उद्धरण

Petterson, Hans. Ocean Floor. Hafner publishing company, 1969.