Cita APA (7th ed.)

Hale, M. (2003). Essentials of mathematics: Introduction to theory, proof, and the professional culture. Mathematical Association of America.

Cita Chicago (17th ed.)

Hale, Margie. Essentials of Mathematics: Introduction to Theory, Proof, and the Professional Culture. [Washington, D.C.]: Mathematical Association of America, 2003.

Cita MLA (9th ed.)

Hale, Margie. Essentials of Mathematics: Introduction to Theory, Proof, and the Professional Culture. Mathematical Association of America, 2003.