APA引文

Elton, D. J. (2015). Grounded!: Amazing classroom demonstrations in soil mechanics. American Society of Civil Engineers.

Chicago Style (17th ed.) Citation

Elton, David J. Grounded!: Amazing Classroom Demonstrations in Soil Mechanics. Reston, Virginia: American Society of Civil Engineers, 2015.

MLA引文

Elton, David J. Grounded!: Amazing Classroom Demonstrations in Soil Mechanics. American Society of Civil Engineers, 2015.