एपीए उद्धरण

(1968). Gaps in technology between member countries: General report. Paris: OECD.

शिकागो स्टाइल उद्धरण

Gaps in Technology between Member Countries: General Report. Paris: OECD, 1968.

एमएलए उद्धरण

Gaps in Technology between Member Countries: General Report. Paris: OECD, 1968.