1.
Guide to excursion. Praha: The Geological Survey of Czechoslovakia; 1967.
Guide to excursion. Praha : The Geological Survey of Czechoslovakia, 15 juin 1967
Kertai Gy. (1967). Guide to excursion: 42 Geology of the Pannonicum. The Geological Survey of Czechoslovakia.
Style de citation MLA (8e éd.)Kertai Gy. Guide to Excursion: 42 Geology of the Pannonicum. The Geological Survey of Czechoslovakia, 1967.
Attention : ces citations peuvent ne pas être correctes à 100%.