APA-viite (7. p.)
Rettger, L. F., & Cheplin, H. A. (1921). A treatise on the transformation of the intestinal flora with special reference to the implantation of Bacillus Acidophilus.
Chicago-viite (17. p.)
Rettger, Leo Frederick, ja Harry Asher Cheplin. A Treatise on the Transformation of the Intestinal Flora with Special Reference to the Implantation of Bacillus Acidophilus. New Haven, 1921.
MLA-viite (9. p.)
Rettger, Leo Frederick, ja Harry Asher Cheplin. A Treatise on the Transformation of the Intestinal Flora with Special Reference to the Implantation of Bacillus Acidophilus. 1921.
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