Needham, A., Morris, S., & Bryant, P. (1975). Methodology: The design and analysis of experiments to evaluate the performance of various forms and orders of catalogue. Bath University Library.
Chicago-referens (17:e uppl.)Needham, Angela, Susan Morris, och Philip Bryant. Methodology: The Design and Analysis of Experiments to Evaluate the Performance of Various Forms and Orders of Catalogue. Bath: Bath University Library, 1975.
MLA-referens (8:e uppl.)Needham, Angela, et al. Methodology: The Design and Analysis of Experiments to Evaluate the Performance of Various Forms and Orders of Catalogue. Bath University Library, 1975.
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