APA-referens

Holtz, R. (1988). Geosynthetics for Soil Improvment. American society of Civil Engineers.

Chicago-stil citat

Holtz, R.D. Geosynthetics for Soil Improvment. New York: American society of Civil Engineers, 1988.

MLA-referens

Holtz, R.D. Geosynthetics for Soil Improvment. American society of Civil Engineers, 1988.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.