Não informado. (1921). Harrower's monographs on the internal secretions. Harrower Laboratory.
Chicago-Zitierstil (17. Ausg.)Não informado. Harrower's Monographs on the Internal Secretions. Glendale, Calif: Harrower Laboratory, 1921.
MLA-Zitierstil (8. Ausg.)Não informado. Harrower's Monographs on the Internal Secretions. Harrower Laboratory, 1921.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.