Bobick, J. E., & Berard, G. L. (2011). Science and technology resources: A guide for information professionals and researchers. Libraries Unlimited.
Citace podle Chicago (17th ed.)Bobick, James E., a G. Lynn Berard. Science and Technology Resources: A Guide for Information Professionals and Researchers. Santa Barbara, Calif: Libraries Unlimited, 2011.
Citace podle MLA (9th ed.)Bobick, James E., a G. Lynn Berard. Science and Technology Resources: A Guide for Information Professionals and Researchers. Libraries Unlimited, 2011.
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