Crews, K. D. (2009). Copyright law for librarians and educators: Creative strategies and practical solutions (2nd ed.). Indiana publishing house.
Trích dẫn kiểu ChicagoCrews, Kenneth D. Copyright Law for Librarians and Educators: Creative Strategies and Practical Solutions. 2nd ed. New Delhi: Indiana publishing house, 2009.
Trích dẫn MLACrews, Kenneth D. Copyright Law for Librarians and Educators: Creative Strategies and Practical Solutions. 2nd ed. Indiana publishing house, 2009.
Cảnh báo: Các trích dẫn này có thể không phải lúc nào cũng chính xác 100%.