This New RefWorks page in the Citation Manager Software guide provides information on how to create an account, tutorials on how to use RefWorks, and how to contact tech support.
The ACS Style Guide: Effective Communication of Scientific Information (published by the American Chemical Society) describes how to prepare citations and reference lists. Access through UC Libraries' subscription: https://uc.idm.oclc.org/login?url=https://pubs.acs.org/ACSguide