एपीए उद्धरण

Khalfa, J. (1994). What is Intelligence. Cambridge University Press.

शिकागो स्टाइल उद्धरण

Khalfa, Jean. What Is Intelligence. Cambridge: Cambridge University Press, 1994.

एमएलए उद्धरण

Khalfa, Jean. What Is Intelligence. Cambridge University Press, 1994.