Food flavourings, 1990: CIP t.p. (Dr. P.R. Ashurst; Flavex Ltd.)
Fruit processing, 1996: p. 4 of cover (Philip Ashurst)
Chemistry and technology of soft drinks and fruit juices, 1998: CIP t.p. (Philip R. Ashurst)
Chemistry and technology of soft drinks and fruit juices, 2005: t.p. (ed. Philip R. Ashurst)