APA-viite (7. p.)
Norbury, D. (2010). Soil and rock description in engineering practice. Whittles Pub. ; CRC Press.
Chicago-viite (17. p.)
Norbury, David. Soil and Rock Description in Engineering Practice. Dunbeath, Scotland : Boca Raton, Fla.: Whittles Pub. ; CRC Press, 2010.
MLA-viite (9. p.)
Norbury, David. Soil and Rock Description in Engineering Practice. Whittles Pub. ; CRC Press, 2010.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.