ebrary, Inc. (2004). Licensing geographic data and services. The National Academies Press.
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Chicago Style (17th ed.) Citation
ebrary, Inc. Licensing Geographic Data and Services. Washington, D.C.: The National Academies Press, 2004.
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MLA引文
ebrary, Inc. Licensing Geographic Data and Services. The National Academies Press, 2004.
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警告：這些引文格式不一定是100％准確.