एपीए उद्धरण

Brain, R. (1972). Into the primitive environment survival on the edge of our civilization. George Philip.

शिकागो स्टाइल उद्धरण

Brain, Robert. Into the Primitive Environment Survival on the Edge of Our Civilization. London: George Philip, 1972.

एमएलए उद्धरण

Brain, Robert. Into the Primitive Environment Survival on the Edge of Our Civilization. George Philip, 1972.