APA (7e ed.) Bronvermelding

RIEDESEL, C. (1973). Guiding discovery in elementary school mathematics. Prentice Hall.

Chicago (17e ed.) Bronvermelding

RIEDESEL, C.Alan. Guiding Discovery in Elementary School Mathematics. Englewood cliffs: Prentice Hall, 1973.

MLA (9e ed.) Bronvermelding

RIEDESEL, C.Alan. Guiding Discovery in Elementary School Mathematics. Prentice Hall, 1973.

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