APA (7e ed.) Bronvermelding

Center For Science And Environment. (2013). Excreta Matters. Center For Science And Environment.

Chicago (17e ed.) Bronvermelding

Center For Science And Environment. Excreta Matters. Delhi: Center For Science And Environment, 2013.

MLA (9e ed.) Bronvermelding

Center For Science And Environment. Excreta Matters. Center For Science And Environment, 2013.

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