Cita APA (7th ed.)
Head, K. H. (2006). Soil classification and compaction tests (3rd ed.). Whittles Pub. ; CRC Press.
Cita Chicago (17th ed.)
Head, K. H. Soil Classification and Compaction Tests. 3rd ed. Dunbeath, Scotland : Boca Raton, Fla.: Whittles Pub. ; CRC Press, 2006.
Cita MLA (9th ed.)
Head, K. H. Soil Classification and Compaction Tests. 3rd ed. Whittles Pub. ; CRC Press, 2006.
Atenció: Aquestes cites poden no estar 100% correctes.