Graham, W. (2012). The Black Belt Librarian: Real-World Safety & Security.
Citazione stile Chigago Style (17a edizione)Graham, Warren. The Black Belt Librarian: Real-World Safety & Security. 2012.
Citatione MLA (9a ed.)Graham, Warren. The Black Belt Librarian: Real-World Safety & Security. 2012.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.