एपीए उद्धरण

Crossley,J N. (1972). What is mathematical logic ? Oxford University.

शिकागो स्टाइल उद्धरण

Crossley,J N. What Is Mathematical Logic ? New York: Oxford University, 1972.

एमएलए उद्धरण

Crossley,J N. What Is Mathematical Logic ? Oxford University, 1972.