Dyfyniad APA

Baeza-Yates, R., & Ribeiro, B. d. A. N. (1999). Modern information retrieval. ACM Press ; Addison-Wesley, ; Pearson Education.

Dyfyniad Arddull Chicago

Baeza-Yates, R., and Berthier de Araújo Neto Ribeiro. Modern Information Retrieval. New York : Harlow, England : New Delhi: ACM Press ; Addison-Wesley, ; Pearson Education, 1999.

Dyfyniad MLA

Baeza-Yates, R., and Berthier de Araújo Neto Ribeiro. Modern Information Retrieval. ACM Press ; Addison-Wesley, ; Pearson Education, 1999.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.