Duff, Leo and Sawdon, Phil, eds. (2008) Drawing - the purpose. Bristol, U.K. : Intellect Books. 141p. ISBN 9781841502014

Chuan-cha, Lin and Duff, Leonore (2008) Drawing on landscape. KIOSK(2), pp. 72-79. ISSN (print) 1755-9626

Duff, Leo and Sawdon, Phil (2008) Introduction. In: Duff, Leo and Sawdon, Phil, (eds.) Drawing - the purpose. Bristol, U.K. : Intellect Books. pp. ix-xi. ISBN 9781841502014

Davies, Jo and Duff, Leo, eds. (2005) Drawing: the process. Bristol, U.K. : Intellect Books. 138p. ISBN 1841500763

Duff, Leo (2005) In discussion with Zandra Rhodes. In: Davies, Jo and Duff, Leo, (eds.) Drawing: the process. Bristol, U.K. : Intellect Books. pp. 91-99. ISBN 1841500763

Duff, Leo (2005) Introduction. In: Davies, Jo and Duff, Leo, (eds.) Drawing: the process. Bristol, U.K. : Intellect Books. pp. 1-3. ISBN 1841500763

Duff, Leo (1999) Illustrations for 'Port and the Douro' by Richard Mason. (Book illustrations). London, U.K. : Faber and Faber Ltd. ISBN 0571195229

Duff, Leo [Illustrator] and Mayson, Richard [Collaborator] (1999) Port and the Douro. (Illustrations). London, UK : Faber & Faber. ISBN 0571195229

Duff, Leo [Illustrator] (1998) Porto and the Douro. (Illustrations).

Duff, Leo [Illustrator] (1998) Valley of the moon. (Illustrations).

Duff, Leo [Illustrator] (1995) A trip on the Douro. (Mixed-media illustrations).