John Gall
John Gall (1925-2014) was a pediatrician and a professor at the University of Michigan.
(1975) Systemantics [English]
(1975) Sistemantica [Italiano]
(1975) Systemantik [Deutsch]
(1975) Sistemántica [Español]
(1975) Systémantique [Français]
External links
Wikipedia : John Gall [English]
Wikipedia : Systemantics [English]