Unesco. (1960). Plant-water relationships in arid and semi-arid conditions: Reviews of research. Unesco.
Chicago-referens (17:e uppl.)Unesco. Plant-water Relationships in Arid and Semi-arid Conditions: Reviews of Research. [Paris]: Unesco, 1960.
MLA-referens (8:e uppl.)Unesco. Plant-water Relationships in Arid and Semi-arid Conditions: Reviews of Research. Unesco, 1960.
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