Ward, J. (1710). Clavis usuræ: Or, a key to interest, both simple and compound: containing practical rules, ... To which is added, rules to be observ'd in estimating the value of annuities, or leases, ... By J. Ward.
Chicago Style (17th ed.) CitationWard, John. Clavis Usuræ: Or, a Key to Interest, Both Simple and Compound: Containing Practical Rules, ... To Which Is Added, Rules to Be Observ'd in Estimating the Value of Annuities, or Leases, ... By J. Ward. 1710.
MLA (9th ed.) CitationWard, John. Clavis Usuræ: Or, a Key to Interest, Both Simple and Compound: Containing Practical Rules, ... To Which Is Added, Rules to Be Observ'd in Estimating the Value of Annuities, or Leases, ... By J. Ward. 1710.
Warning: These citations may not always be 100% accurate.