Gaya APA

Sanglerat, G. (1972). The Penetrometer and Soil Exploratiion : Developments in Geotechnical Engineering . New York: Elsevier.

Gaya MLA

Sanglerat, Guy. "The Penetrometer and Soil Exploratiion : Developments in Geotechnical Engineering". New York: Elsevier, 1972. Text.