Tohutoro APA (7th ed.)
Khan, I. H. (2005). Textbook of geotechnical engineering (2nd ed.). Prentice Hall of India.
Tohutoru Kātū Chicago (17th ed.)
Khan, Iqbal H. Textbook of Geotechnical Engineering. 2nd ed. New Delhi: Prentice Hall of India, 2005.
Tohutoro MLA (9th ed.)
Khan, Iqbal H. Textbook of Geotechnical Engineering. 2nd ed. Prentice Hall of India, 2005.
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