McLaughlin, T. (1969). The cleaning, hygiene and maintenance handbook. Business Books.
Cita Chicago (17th ed.)McLaughlin, Terence. The Cleaning, Hygiene and Maintenance Handbook. London: Business Books, 1969.
Cita MLA (8th ed.)McLaughlin, Terence. The Cleaning, Hygiene and Maintenance Handbook. Business Books, 1969.
Atenció: Aquestes cites poden no estar 100% correctes.