APA aipamena

Day, R. W. (2012). Geotechnical engineer's portable handbook (Second edition.). McGraw Hill.

Chicago Style aipamena

Day, Robert W. Geotechnical Engineer's Portable Handbook. Second edition. New York: McGraw Hill, 2012.

MLA aipamena

Day, Robert W. Geotechnical Engineer's Portable Handbook. Second edition. McGraw Hill, 2012.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.