Tilke, A. (2011). International Baccalaureate Diploma Programme: What It Means to a School Library and Librarian.
Citazione stile Chigago Style (17a edizione)Tilke, Anthony. International Baccalaureate Diploma Programme: What It Means to a School Library and Librarian. 2011.
Citatione MLA (9a ed.)Tilke, Anthony. International Baccalaureate Diploma Programme: What It Means to a School Library and Librarian. 2011.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.