Three manuals of conduct are devoted to him (xvi.
Without manuals, dictionaries, and easy access to texts, we should go as far astray as any medieval chronicler.
We owe to him, too, some manuals used in his educational work; a grammar and works on rhetoric and dialectics.
They say in all the manuals I never should do this on the phone but you deserve to be the first to know.
Or maybe you all should consider making instruction manuals before dumping your duties and walking away.