(1979). Soils in mediterranean type climates and their yield potential: Held in Sevilla, Spain, 1979. IPI.
Chicago-Zitierstil (17. Ausg.)Soils in Mediterranean Type Climates and Their Yield Potential: Held in Sevilla, Spain, 1979. Worblaufen-Bern: IPI, 1979.
MLA-Zitierstil (9. Ausg.)Soils in Mediterranean Type Climates and Their Yield Potential: Held in Sevilla, Spain, 1979. IPI, 1979.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.