"Reference," what does this library term mean? In the Oxford English Dictionary, there is this definition in terms of library use: a direction to a book etc., where certain information may be found... Or, as an early use of the word from 1627 has it, If they had but only bookes of References, it would be exceeding profitable.
Well, we have many "bookes of Reference," including online! We are eager to help you with any directions we can offer to books, article databases etc. that might profit you in your research!