एपीए उद्धरण

Laszlo, E. (1974). A strategy for the future: The systems approach to world order. New York: George Braziller.

शिकागो स्टाइल उद्धरण

Laszlo, Ervin. A Strategy for the Future: The Systems Approach to World Order. New York: George Braziller, 1974.

एमएलए उद्धरण

Laszlo, Ervin. A Strategy for the Future: The Systems Approach to World Order. New York: George Braziller, 1974.