APA引文

Walters, W. H. Comparative recall and precision of simple and expert searches in google scholar and eight other databases.

Trích dẫn kiểu Chicago

Walters, William H. Comparative Recall and Precision of Simple and Expert Searches in Google Scholar and Eight Other Databases.

MLA引文

Walters, William H. Comparative Recall and Precision of Simple and Expert Searches in Google Scholar and Eight Other Databases.

警告：这些引文格式不一定是100％准确.