TY  - BOOK
TI  - Wins-, afslag- en kommissierekenaar: 110,376 berekeninge van [1/16%, een-sestiende persent] tot [97,1/2%, sewe-en-negentig en 'n half persent] op bedrae van 1c tot R1,000 = Profit, discount and commission reckoner : 110,376 calculations from [1/16% one sixteenth per cent] to [97,1/2% ninety-seven and a half per cent] on amounts of 1c to R1,000
U1  - 332.80212 19
PY  - 1961///
CY  - Johannesburg
PB  - Afrikaanse Pers-Boekhandel
ER  -