Cita APA (7th ed.)

Cathcart, W. G. (2000). Learning mathematics in elementary and middle schools. Merrill.

Cita Chicago (17th ed.)

Cathcart, W. George. Learning Mathematics in Elementary and Middle Schools. Upper Saddle River, N.J: Merrill, 2000.

Cita MLA (9th ed.)

Cathcart, W. George. Learning Mathematics in Elementary and Middle Schools. Merrill, 2000.