primary source
the firsthand record
primary source
There were thousands of first hand accounts of D-Day, many used in books . Look at WW2 in your library, you will find lots about D-Day.
Intended audience
They contain firsthand accounts of events.
They contain firsthand accounts of events.
They contain firsthand accounts of events.
They were both written. They are both firsthand accounts by men who were there.
The description shouldn't be there. The answer to the question is "They provide firsthand accounts of historical events."
The article is primary if it presents original research or firsthand accounts, while it is secondary if it analyzes or interprets existing information from other sources.
Newspaper articles are considered primary sources because they provide firsthand accounts of events or information at the time they occurred.
account receivable is the money that owed the business