242627 Holmes, P. L. (1977). On-line information retrievel: An introduction and guide to the British Library's short-term experimental information network project. London : British Library Board.
Citace podle Chicago (17th ed.)242627 Holmes, P. L. On-line Information Retrievel: An Introduction and Guide to the British Library's Short-term Experimental Information Network Project. London : British Library Board, 1977.
Citace podle MLA (9th ed.)242627 Holmes, P. L. On-line Information Retrievel: An Introduction and Guide to the British Library's Short-term Experimental Information Network Project. London : British Library Board, 1977.
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