Style de citation APA

Wales A. P. (1969). International library directory: A world directory of libraries (3rd ed.).

Style de citation Chicago

Wales A. P. International Library Directory: A World Directory of Libraries. 3rd ed. 1969.

Style de citation MLA

Wales A. P. International Library Directory: A World Directory of Libraries. 3rd ed. 1969.

Attention : ces citations peuvent ne pas être correctes à 100%.