Norton, J. (1986). Building with earth: A handbook. Intermediate Technology Publications.
Chicago-referens (17:e uppl.)Norton, John. Building with Earth: A Handbook. London: Intermediate Technology Publications, 1986.
MLA-referens (8:e uppl.)Norton, John. Building with Earth: A Handbook. Intermediate Technology Publications, 1986.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.