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-viite (17. p.)Needham, Angela, Susan Morris, ja 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-viite (8. p.)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.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.