Citazione Stile APA (7a Edizione)
Norbury, D. (2016). Soil and rock description in engineering practice (Second edition.). Whittles Publishing.
Citazione stile Chigago Style (17a edizione)
Norbury, David. Soil and Rock Description in Engineering Practice. Second edition. Dunbeath, Scotland, UK: Whittles Publishing, 2016.
Citatione MLA (9a ed.)
Norbury, David. Soil and Rock Description in Engineering Practice. Second edition. Whittles Publishing, 2016.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.