Daval, N., & Brennan, P. (1994). ARL Statistics, 1992-93. A Compilation of Statistics from the One Hundred and Nineteen Members of the Association of Research Libraries.
Citazione stile Chigago Style (17a edizione)Daval, Nicola, e Patricia Brennan. ARL Statistics, 1992-93. A Compilation of Statistics from the One Hundred and Nineteen Members of the Association of Research Libraries. 1994.
Citatione MLA (9a ed.)Daval, Nicola, e Patricia Brennan. ARL Statistics, 1992-93. A Compilation of Statistics from the One Hundred and Nineteen Members of the Association of Research Libraries. 1994.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.