Dyfyniad APA

Royal Sanitary Institute (Great Britain). Journal of the Royal Sanitary Institute. The Institute.

Dyfyniad Arddull Chicago

Royal Sanitary Institute (Great Britain). Journal of the Royal Sanitary Institute. London: The Institute.

Dyfyniad MLA

Royal Sanitary Institute (Great Britain). Journal of the Royal Sanitary Institute. The Institute.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.