Tohutoro APA (7th ed.)
Davis, T. (2008). Geotechnical testing, observation, and documentation (2nd ed.). American Society of Civil Engineers.
Tohutoru Kātū Chicago (17th ed.)
Davis, Tim. Geotechnical Testing, Observation, and Documentation. 2nd ed. Reston, VA: American Society of Civil Engineers, 2008.
Tohutoro MLA (9th ed.)
Davis, Tim. Geotechnical Testing, Observation, and Documentation. 2nd ed. American Society of Civil Engineers, 2008.
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