Dyfyniad APA

Salvato, J. A. (1976). Guide to sanitation in tourist establishments. World Health Organization.

Dyfyniad Arddull Chicago

Salvato, Joseph A. Guide to Sanitation in Tourist Establishments. Ginebra: World Health Organization, 1976.

Dyfyniad MLA

Salvato, Joseph A. Guide to Sanitation in Tourist Establishments. World Health Organization, 1976.

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