Clemens, H. P. The effects of feeding Methyl Testosterone to Guppies for sixty days after birth.
Chicago-viite (17. p.)Clemens, Howard P. The Effects of Feeding Methyl Testosterone to Guppies for Sixty Days After Birth.
MLA-viite (9. p.)Clemens, Howard P. The Effects of Feeding Methyl Testosterone to Guppies for Sixty Days After Birth.
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