एपीए उद्धरण

Ewing, D. W. (1973). Science policy and business: The changing relation of Europe and the United States. Boston: Harvard University.

शिकागो स्टाइल उद्धरण

Ewing, David W. Science Policy and Business: The Changing Relation of Europe and the United States. Boston: Harvard University, 1973.

एमएलए उद्धरण

Ewing, David W. Science Policy and Business: The Changing Relation of Europe and the United States. Boston: Harvard University, 1973.