Barwick, M. (2004). Tropical and subtropical trees: A world wide encyclopediac guid. Thames and Hudson.
Chicago-viite (17. p.)Barwick, Margaret. Tropical and Subtropical Trees: A World Wide Encyclopediac Guid. London: Thames and Hudson, 2004.
MLA-viite (8. p.)Barwick, Margaret. Tropical and Subtropical Trees: A World Wide Encyclopediac Guid. Thames and Hudson, 2004.
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