APA

Anderson G. J., Symon D. E., .Extrafloral nectaries in Solanum. : .

Chicago

Anderson Gregory J, Symon David E, .Extrafloral nectaries in Solanum. : .

Harvard

Anderson G. J., Symon D. E., .Extrafloral nectaries in Solanum. : .

MLA

Anderson Gregory J, Symon David E, .: . .