International Congress of soil science : 8. : <1964
Titolo
8. International congress of soil science : transactions : Bucharest - Romania, 1964 = = 8. Congrès international de la science du sol : comptes rendus = = 8. Internationaler Bodenkundlicher Congress : Berichte
Pubbl/distr/stampa
Bucharest : Publ. House of the Academy of the Socialist Republic of Romania, [1964]