《周书·列传·卷二十三》
那些州官、郡守、县令等官长，凡是不通晓六条韶令和记账方法的，不能够任职。
其牧守令长，非通六条及计帐者，不得居官。
Those officials such as state governors, county magistrates and county administrators who were not familiar with the six edicts and accountancy methods could not hold office.