Gaya APA
Poucher, W. (1974).
Perfumes, Cosmetics And Soaps Volume I: The Raw Materials Of Perfumery (Eight Edition).
London:
London Chapman and Hall .
Gaya MLA
Poucher, W.A..
"Perfumes, Cosmetics And Soaps Volume I: The Raw Materials Of Perfumery".
Eight Edition
London:
London Chapman and Hall ,
1974.
FAKULTAS TEKNIK.