W A Pouchr. (1974). Perfumes,Cosmetices and soaps: Vol 2 : The production manufacture and application of perfumes (8.). BI publication.
Chicago-tyylinen lähdeviittausW A Pouchr. Perfumes,Cosmetices and Soaps: Vol 2 : The Production Manufacture and Application of Perfumes. 8. BI publication, 1974.
MLA-viiteW A Pouchr. Perfumes,Cosmetices and Soaps: Vol 2 : The Production Manufacture and Application of Perfumes. 8. BI publication, 1974.
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