APA (7e ed.) Bronvermelding

Norton, J. (1986). Building with earth: A handbook. Intermediate Technology Publications.

Chicago (17e ed.) Bronvermelding

Norton, John. Building with Earth: A Handbook. London: Intermediate Technology Publications, 1986.

MLA (8e ed.) Bronvermelding

Norton, John. Building with Earth: A Handbook. Intermediate Technology Publications, 1986.

Let op: Deze citaties zijn niet altijd 100% accuraat.