एपीए उद्धरण

ORourke, J. (2011). How to fold it: The mathematics of linkages, origami, and polyhedra. Cambridge University Press.

शिकागो स्टाइल उद्धरण

ORourke, Joseph. How to Fold It: The Mathematics of Linkages, Origami, and Polyhedra. Cambridge ; New York: Cambridge University Press, 2011.

एमएलए उद्धरण

ORourke, Joseph. How to Fold It: The Mathematics of Linkages, Origami, and Polyhedra. Cambridge University Press, 2011.