Unilever, ltd, & Williams, P. N. (1961). The chemistry and technology of edible oils and fats: Proceedings of a conference arranged. Symposium Publication Division, Pergamon Press.

Unilever, ltd, and Percy Noel Williams. The Chemistry and Technology of Edible Oils and Fats: Proceedings of a Conference Arranged. New York: Symposium Publication Division, Pergamon Press, 1961.

Unilever, ltd, and Percy Noel Williams. The Chemistry and Technology of Edible Oils and Fats: Proceedings of a Conference Arranged. Symposium Publication Division, Pergamon Press, 1961.