Gaya APA

Allenby, B. (2006). Geological and Geotechnical Engineering in The New Millennium (E-Book) . United States of America: National Academy Of Sciences.

Gaya MLA

Allenby, Braden. "Geological and Geotechnical Engineering in The New Millennium (E-Book)". United States of America: National Academy Of Sciences, 2006. Text.