Dyfyniad APA

Dudley, U. (1992). Mathematical cranks. The Mathematical Association of America.

Dyfyniad Arddull Chicago

Dudley, Underwood. Mathematical Cranks. Washington, D.C: The Mathematical Association of America, 1992.

Dyfyniad MLA

Dudley, Underwood. Mathematical Cranks. The Mathematical Association of America, 1992.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.