SOMERVIL BARBARA. (2019). PLANT REPRODUCTION (2009 Ed.). RAINTREE PUBLISHERS.
Chicago-čujuhus (17. p.)SOMERVIL BARBARA. PLANT REPRODUCTION. 2009 Ed. CHICAGO: RAINTREE PUBLISHERS, 2019.
MLA-čujuhus (9. p.)SOMERVIL BARBARA. PLANT REPRODUCTION. 2009 Ed. RAINTREE PUBLISHERS, 2019.
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