Salvato, J. A. (1976). Guide to sanitation in tourist establishments.
Cita Chicago (17th ed.)Salvato, Joseph A. Guide to Sanitation in Tourist Establishments. 1976.
Cita MLA (9th ed.)Salvato, Joseph A. Guide to Sanitation in Tourist Establishments. 1976.
Atenció: Aquestes cites poden no estar 100% correctes.