Shenton, A. K., & Hay-Gibson, N. V. (2009). Bradford's Law and Its Relevance to Researchers.
Citazione stile Chigago Style (17a edizione)Shenton, Andrew K., e Naomi V. Hay-Gibson. Bradford's Law and Its Relevance to Researchers. 2009.
Citatione MLA (9a ed.)Shenton, Andrew K., e Naomi V. Hay-Gibson. Bradford's Law and Its Relevance to Researchers. 2009.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.