Before starting the research, she consulted the agency's blue book to check the latest industry statistics.

She stacked the blue books neatly on the shelf, labeling each by subject.

During finals week, many students stayed up late preparing for their blue book exams.

For the history course, the final will be a blue book exam with two essays and several short-answer questions.

When time was up, the professor collected the blue book examinations and began grading the essays.

The professor announced that the final would be a blue book examination, so students should practice writing timed essays.