Walters, W. H. Comparative recall and precision of simple and expert searches in google scholar and eight other databases.
Citação norma ChicagoWalters, William H. Comparative Recall and Precision of Simple and Expert Searches in Google Scholar and Eight Other Databases.
Citação norma MLAWalters, William H. Comparative Recall and Precision of Simple and Expert Searches in Google Scholar and Eight Other Databases.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.