World Programme of Geological Correlation
IGCP
International Union of Geological Sciences. International Geological Correlation Programme
Unesco. International Geological Correlation Programme
Programme international de correlation géologique
PICG
Mezhdunarodnai︠a︡ programma geologicheskikh korreli︠a︡t︠s︡iĭ
Mizhnarodnai︠a︡ prahrama healahichnykh karėli︠a︡tsyĭ
I.G.C.P
P.I.C.G
Mezhdunarodnai︠a︡ programma geologicheskoĭ korreli︠a︡t︠s︡ii
Programa Internacional de Correlación Geológica
International Geological Correlation Project
International Geological Correlation Program
Kuo chi ti chih tui pi chi hua
MPGK
Kuo chi ti chih ho tso chi hua (Program)
International Geological Collaboration Programme