Cita APA

Klee, V., & Wagon, S. (1991). Old and new unsolved problems in plane geometry and number theory. Mathematical Association of America.

Citación estilo Chicago

Klee, Victor, and Stan Wagon. Old and New Unsolved Problems in Plane Geometry and Number Theory. [Washington, D.C.]: Mathematical Association of America, 1991.

Cita MLA

Klee, Victor, and Stan Wagon. Old and New Unsolved Problems in Plane Geometry and Number Theory. [Washington, D.C.]: Mathematical Association of America, 1991.