एपीए उद्धरण

Harlow,Chris. (1977). Innovation and productivity under nationalism: The first thirty years. George Allen & Unwin Ltd.

शिकागो स्टाइल उद्धरण

Harlow,Chris. Innovation and Productivity Under Nationalism: The First Thirty Years. London: George Allen & Unwin Ltd, 1977.

एमएलए उद्धरण

Harlow,Chris. Innovation and Productivity Under Nationalism: The First Thirty Years. George Allen & Unwin Ltd, 1977.