Παραπομπή APA

Lancaster, W. F. (2001). Indexing and abstracting in theory and practice. Champaign: University of Illinois, Graduate School of Library and Information Science.

Παραπομπή Chicago Style

Lancaster, Wilfred F. Indexing and Abstracting in Theory and Practice. Champaign: University of Illinois, Graduate School of Library and Information Science, 2001.

Παραπομπή MLA

Lancaster, Wilfred F. Indexing and Abstracting in Theory and Practice. Champaign: University of Illinois, Graduate School of Library and Information Science, 2001.

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