Theoretical problems of agricultural documentation
Pataky, E.
Theoretical problems of agricultural documentation by E. Pataky - Budapest OMGK 1958 - 65 p.
Proceedings of the Hungarian National Agricultural Library and Centre for Documentation
Agricultural Documentation
010:63 / P 294 T
Theoretical problems of agricultural documentation by E. Pataky - Budapest OMGK 1958 - 65 p.
Proceedings of the Hungarian National Agricultural Library and Centre for Documentation
Agricultural Documentation
010:63 / P 294 T