The phrase "and from what source" is correct and usable in written English.
It can be used when inquiring about the origin or reference of information or material.
Example: "Can you tell me the details of the study, and from what source you obtained this data?"
Alternatives: "and where it came from" or "and what the origin is".
For example, what type of music plays in your car or office, what type of news do you read and from what source, what type of technology do you interact with and what people and environments do you source from each day?
This might focus on, for instance: the design and selection of auditing and reporting tools to be utilised, who is authorised to use them and whose information needs are being served; or the processes and values underlying fiduciary principles that define what and who can be financed, and from what source.
Physicians were further asked if they had heard of CFS in the last six months, and if so, from what source the information originated, and if they had ever made a diagnosis of CFS.
Kristyna has no hope of religion, although she weeps for joy at the Christmas Mass and she remembers, from what source she no longer knows, a kind of biblical plea, "We await salvation, which has departed from us".
"It is not clear whether the money being provided by WFCL is from readily available funds or has been borrowed, and if so, from what source".
For each of these 3 categories of illness, the caregiver is then asked if advice or treatment was sought outside the home and, if so, from what source.
Without arguing, denouncing or encouraging these stories, ask students what evidence exists for these reports and from what sources this evidence originated, and then move on quickly to hear other responses so that the discussion is not diverted.
With an accurate assessment of the quantity of greenhouse gases the Institute produces — and from what sources — MIT is now positioned to launch a climate action planning process in early 2016.
From what source does Robert Rodriguez get his confidence?
From what source did they draw all their energy?
