APA (7e ed.) Bronvermelding

National Council of Teachers of Mathematics. (1994). Teaching children mathematics. National Council of Teachers of Mathematics.

Chicago (17e ed.) Bronvermelding

National Council of Teachers of Mathematics. Teaching Children Mathematics. Reston, Va: National Council of Teachers of Mathematics, 1994.

MLA (9e ed.) Bronvermelding

National Council of Teachers of Mathematics. Teaching Children Mathematics. National Council of Teachers of Mathematics, 1994.

Let op: Deze citaties zijn niet altijd 100% accuraat.