Harry, R. G. (1982). Harry's Cosmeticology (7th ed.). Longman Singapore Publishers Pte Ltd.
Cita Chicago (17th ed.)Harry, Ralph Gordon. Harry's Cosmeticology. 7th ed. New York, USA: Longman Singapore Publishers Pte Ltd, 1982.
Cita MLA (9th ed.)Harry, Ralph Gordon. Harry's Cosmeticology. 7th ed. Longman Singapore Publishers Pte Ltd, 1982.
Atenció: Aquestes cites poden no estar 100% correctes.