International Congress of Soil Science Leningrad and Moscow. (1932). Proceedings and papers of the second International congress of soil science, Leningrad-Moscow, USSR, July 20-31, 1930. State publishing house of agricultural, cooperative and collective farm literature (Selkolkhozgis).
Chicago Style (17th ed.) CitationInternational Congress of Soil Science Leningrad and Moscow. Proceedings and Papers of the Second International Congress of Soil Science, Leningrad-Moscow, USSR, July 20-31, 1930. Moscow: State publishing house of agricultural, cooperative and collective farm literature (Selkolkhozgis), 1932.
MLA (9th ed.) CitationInternational Congress of Soil Science Leningrad and Moscow. Proceedings and Papers of the Second International Congress of Soil Science, Leningrad-Moscow, USSR, July 20-31, 1930. State publishing house of agricultural, cooperative and collective farm literature (Selkolkhozgis), 1932.