एपीए उद्धरण

Drury, A. (1969). How life is created. Marshall Cavendish Books.

शिकागो स्टाइल उद्धरण

Drury, Allen. How Life Is Created. London: Marshall Cavendish Books, 1969.

एमएलए उद्धरण

Drury, Allen. How Life Is Created. Marshall Cavendish Books, 1969.