What topics are covered in the book? What kinds of research questions might the book help you explore?
How is the book organized? What tools are available to help you navigate the content of the book?
Is your book academic/scholarly? Use specific evidence to support your answer.
What can you find out about the author of the book? What about the publisher?
Individually, use the library catalog (linked above) to find a book that relates in some way to your own subculture research. What topics does the book cover? Can you tell whether it's an academic book?