primary source

Are people reading it as their primary source of news?

There are two major primary sources for information about his life.

"I believe in running everything down to primary sources," he said.

However the name does not seem to appear in primary sources.

Put the power of primary sources to work in the classroom.

So this is also a primary source of income for the families.

Some are even serving as the primary source of care for their patients.

The lake is the primary source of water for 9,100 residents.

"Those appear to be primary sources you have got there."

None of the material in the book comes from primary sources.

This is the only mention of their father in a primary source.

Many drivers use it as a primary source of information.

A second American history course leans on primary sources, too.

There are two primary sources that mention her by name.

Doctors have always been the primary source of legal drugs.

Information for the period between 971 and 976 in primary sources is very scarce.

The primary source which names his mother has not so far been identified.

This has become a primary source of pollution for the river.

They thus became the primary source of information and referral for all services.

His memoirs are an important primary source for the period.

The state government's primary source of revenue is sales tax.

He said the Internet was the primary source of information on the protests for students.

The primary sources are in general agreement over the facts of what happened.

The website would soon become the business' primary source of income in the future.

The primary source of the loans was the Atlanta bank.