Barry Smith
Gestalt Theory: An Essay in Philosophy
from: Barry Smith (ed.)
Foundations of Gestalt Theory
Munich and Vienna: Philosophia, 1988, 11–81
Kevin Mulligan and Barry Smith
Mach and Ehrenfels:
The Foundations of Gestalt Theory
from Barry Smith (ed.)
Foundations of Gestalt Theory
Munich and Vienna: Philosophia, 1988, 124-57.