एपीए उद्धरण

Livingstone, I. (1971). Economic policy for development. Penguin Books.

शिकागो स्टाइल उद्धरण

Livingstone, I. Economic Policy for Development. England: Penguin Books, 1971.

एमएलए उद्धरण

Livingstone, I. Economic Policy for Development. Penguin Books, 1971.