Gaya APA

FAWCETT, H, P., Hach, A, M, E, A. (1959). THE GROWTH OF MATHEMATICAL IDEAS . Washington DC: The National Council of Teachers of Mathematics.

Gaya MLA

FAWCETT, Harold, P.., Hach, Alice, M, Et, Al.,. "THE GROWTH OF MATHEMATICAL IDEAS". Washington DC: The National Council of Teachers of Mathematics, 1959. Textbook.