Allen, C. G. (1975). A manual of European languages for librarians. Bowker : in assoc. with the London School of Economics.
Citazione stile Chigago Style (17a edizione)Allen, Charles Geoffry. A Manual of European Languages for Librarians. London ; New York: Bowker : in assoc. with the London School of Economics, 1975.
Citatione MLA (9a ed.)Allen, Charles Geoffry. A Manual of European Languages for Librarians. Bowker : in assoc. with the London School of Economics, 1975.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.