Elton, D. J. (2015). Grounded!: Amazing classroom demonstrations in soil mechanics. American Society of Civil Engineers.
Cóipeáladh chuig an ngearrthaisce go rathúil é
Níorbh fhéidir cóipeáil chuig an ngearrthaisce
Lua i Stíl Chicago (17ú heag.)
Elton, David J. Grounded!: Amazing Classroom Demonstrations in Soil Mechanics. Reston, Virginia: American Society of Civil Engineers, 2015.
Cóipeáladh chuig an ngearrthaisce go rathúil é
Níorbh fhéidir cóipeáil chuig an ngearrthaisce
Lua MLA (9ú heag.)
Elton, David J. Grounded!: Amazing Classroom Demonstrations in Soil Mechanics. American Society of Civil Engineers, 2015.
Cóipeáladh chuig an ngearrthaisce go rathúil é
Níorbh fhéidir cóipeáil chuig an ngearrthaisce
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.