Is the author recognized as an authority in the research field?
Is the publisher a recognized and respected source in the research field?
Is the author recognized as an authority in the research field?
Is the publisher a recognized and respected source in the research field?
When was it published?
Is it current or dated?
Is there an updated edition?
For whom was the book written? A scholarly or popular audience?
Is it a respected journal in the research field?
Is it peer-reviewed?
Is it a full article, based on original research?
Is it a review or review essay?