Shultz, M. (2007). Comparing test searches in PubMed and Google Scholar. Medical Library Association.
Stile di citazione ChicagoShultz, Mary. Comparing Test Searches in PubMed and Google Scholar. Medical Library Association, 2007.
Citazione MLAShultz, Mary. Comparing Test Searches in PubMed and Google Scholar. Medical Library Association, 2007.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.