Ex Libris

by Willemen, Kees
Published 1996-1997

Winst pakken

by Willemen, Kees
Published 2008, 8 september

Cyclomaniacs!

by Willemen, Kees
Published 1996

GGZ-'zorg..'

by Willemen, Kees
Published 2008, 3 oktober

20.. 21.. 23 slachtoffers wij boeken succes!

by Willemen, Kees
Published 2010, 18 april

Universities. . Students. . Education policy

by Willemen, Kees
Published 2005

Die mop van het raderwerk ken ik al

by Willemen, Kees
Published 1980

Lustsoldaatjes

by Willemen, Kees
Published 1993.

Achtung Privat Eigentum

by Willemen, Kees
Published 1972

Denktenk

by Willemen, Kees
Published 1978

Eigen bijdrage

by Willemen, Kees
Published 2008, 28 september

Serie 'Harvard'

by Willemen, Kees
Published 2009

Serie van 10 tekeningen

by Willemen, Kees
Published 1975

Vroeger heette zoiets ontslag

by Willemen, Kees
Published 2008, 19 juni

Nuclear energy

by Willemen, Kees
Published 1974.

Standard of living. . Defence policy

by Willemen, Kees
Published 1976, januari

Tekening met bijbehorende schets

by Willemen, Kees
Published 1981.

WE.SP

by Willemen, Kees
Published 2004

Universities. . Students. . Education policy

by Willemen, Kees
Published 2005

Bij de pakken neerzitten

by Willemen, Kees
Published 1979