Não informado. Ulrich's Quarterly. R.R. Bowker Company.
Style de citation Chicago (17e éd.)Não informado. Ulrich's Quarterly. New York: R.R. Bowker Company.
Style de citation MLA (8e éd.)Não informado. Ulrich's Quarterly. R.R. Bowker Company.
Attention : ces citations peuvent ne pas être correctes à 100%.