Erdélyi István
1977
Budapest
Móra Könyvkiadó
Francis, Peter
1981
[Budapest]
Manta, Ion
1985
Bucureşti
Albatros
Tazieff, Haroun
1991
Editura Ştiinţifică
Rittmann, Alfred
1967
Editura Tehnică
Sencu, Vasile
Sport-Turism
Rădulescu, Dan (geolog)
1976
1974
Paris
Fernand Nathan
1980
[Paris]
Payard
1963
2253012149
Le livre de poche
Manilici, Vasile