Deismireacht APA

Lancaster, W. . F. (1979). Information retrieval systems: Characteristics,testing and evalution (2nd ed.). Johnwiley&sons.

Chicago Edition Citation

Lancaster, Wilfrid F. Information Retrieval Systems: Characteristics,testing and Evalution. 2nd ed. New York: Johnwiley&sons, 1979.

Deismireacht MLA

Lancaster, Wilfrid F. Information Retrieval Systems: Characteristics,testing and Evalution. 2nd ed. Johnwiley&sons, 1979.

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