IBP
I. B. P.
Mezhdunarodnai︠a︡ biologicheskai︠a︡ programma
Rahvusvaheline Bioloogiaprogramm
Programme biologique international
International Council of Scientific Unions. International Biological Programme
Internationales Biologisches Programm
Internasjonale biologiske program
Mezinárodní biologický program
Międzynarodowy Program Biologiczny