Heinonen, R. (1961). Soil productivity in the textural range from clay loam to very heavy clay: Selostus: Maan tuottokyvystä hietasavi-aitosavialueella. Karisto.
Chicago Style (17th ed.) CitationHeinonen, Reijo. Soil Productivity in the Textural Range from Clay Loam to Very Heavy Clay: Selostus: Maan Tuottokyvystä Hietasavi-aitosavialueella. Hämeenlinna: Karisto, 1961.
MLA (9th ed.) CitationHeinonen, Reijo. Soil Productivity in the Textural Range from Clay Loam to Very Heavy Clay: Selostus: Maan Tuottokyvystä Hietasavi-aitosavialueella. Karisto, 1961.
Warning: These citations may not always be 100% accurate.