Παραπομπή σε μορφή APA (7η εκδ.)

ebrary, Inc, World Health Organization, & World Plumbing Council. (2006). Health aspects of plumbing. World Health Organization ; World Plumbing Council.

Παραπομπή σε μορφή Chicago (17η εκδ.)

ebrary, Inc, World Health Organization, και World Plumbing Council. Health Aspects of Plumbing. Geneva : [S.l.]: World Health Organization ; World Plumbing Council, 2006.

Παραπομπή σε μορφή MLA (9th εκδ.)

ebrary, Inc, et al. Health Aspects of Plumbing. World Health Organization ; World Plumbing Council, 2006.