Boeken
Boeken van en over Le Roy
Boeken
Nature and ideology : natural garden design in the twentieth century
Natural Garden Design in the Twenty First Century
Dumbarton Oaks Research Library and Collection
Washington, DC
1997
Engels
Wolschke-Bulmahn (ed), Joachim
Niveau 2
in bibliotheek WUR
H. Prince, Joachim Wolschke-Bulmahn Published 1998 Art