Gaya APA

Brumfiel, C, F., Eicholz, R, E. (196). Fundamental concepts of elementary mathematics (1965). : Massachusetts : Addison-Wesley Pub. Co. Inc.,.

Gaya MLA

Brumfiel, Charles, F.., Eicholz, Robert, E.. "Fundamental concepts of elementary mathematics". 1965 : Massachusetts : Addison-Wesley Pub. Co. Inc.,, 196. Text.