Listed below are several publishers who publish major research and teaching materials in the area of history. Links to publisher sites are listed below but you will also want to consult WorldCat to identify works that are no longer in print.
Major publisher of textbooks and readers. Their catalog includes numerous collections of primary sources materials on specific topics tailored for teaching. See especially the "Bedford Series in History and Culture." Example search: title keyword -- "brief history with documents" WorldCat Example: bedford series in history and culture [title > series title]
Series of reference sources from Columbia University Press. Consult WorldCat for additional Columbia Companions.
Example: columbia guide [keyword] and history [subject > descriptor] and columbia [publisher]