Dos pou sto, or, An answer to Sure footing, so far as Mr. Whitby is concerned in it : wherein the rule and guide of faith, the interest of reason, and the authority of the church in matters of faith, are fully handled and vindicated, from the exceptions of Mr. Serjeant, and petty flirts of Fiat lux : together with An answer to five questions propounded by a Roman Catholick /