Johnson, R. B., & Degraff, J. V. (1988). Principles of Engineering Geology. John Wiley & Sons.
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芝加哥风格引文
Johnson, Robert B., 与 Jerome V. Degraff. Principles of Engineering Geology. New Delhi: John Wiley & Sons, 1988.
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MLA引文
Johnson, Robert B., 与 Jerome V. Degraff. Principles of Engineering Geology. John Wiley & Sons, 1988.
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警告：这些引文格式不一定是100％准确.