Åhas, R. (1999). Spatial and temporal variability of phenological phases in Estonia. Tartu University Press.
Chicago Style (17th ed.) CitationÅhas, Rein. Spatial and Temporal Variability of Phenological Phases in Estonia. Tartu: Tartu University Press, 1999.
MLA引文Åhas, Rein. Spatial and Temporal Variability of Phenological Phases in Estonia. Tartu University Press, 1999.
警告:这些引文格式不一定是100%准确.