एपीए उद्धरण

Gardiner, A. (1999). Mathematical puzzling. Dover.

शिकागो स्टाइल उद्धरण

Gardiner, A. Mathematical Puzzling. Mineola, N.Y.: Dover, 1999.

एमएलए उद्धरण

Gardiner, A. Mathematical Puzzling. Dover, 1999.