Douglas, G. V. (1999). Professor Librarian: A Model of the Teaching Librarian of the Future.
Citazione stile Chigago Style (17a edizione)Douglas, Gretchen V. Professor Librarian: A Model of the Teaching Librarian of the Future. 1999.
Citatione MLA (9a ed.)Douglas, Gretchen V. Professor Librarian: A Model of the Teaching Librarian of the Future. 1999.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.