APA (7th ed.) Citation

Ortega, J. L. (2014). Academic search engines: A quantitative outlook. Elsevier.

Chicago Style (17th ed.) Citation

Ortega, Jose Luis. Academic Search Engines: A Quantitative Outlook. Amsterdam: Elsevier, 2014.

MLA (9th ed.) Citation

Ortega, Jose Luis. Academic Search Engines: A Quantitative Outlook. Elsevier, 2014.

Warning: These citations may not always be 100% accurate.