Voster, E., & Voster, D. (1758). Arithmetick in whole & broken numbers: Digested after a new-method, and chiefly adapted for the trade of Ireland (5th, rev. ed.). Printed for D. Voster and sold at his house in Browne Street.

Voster, Elias, and Daniel Voster. Arithmetick in Whole & Broken Numbers: Digested After a New-method, and Chiefly Adapted for the Trade of Ireland. 5th, rev. ed. Printed for D. Voster and sold at his house in Browne Street, 1758.