APA
Alfthan O. S., . (1956). A Comparative Study of the Growth of Skin and Human Skin Tumors on the Chorio-Allantoic Membrane of the Embryonated Chicken Eggs. [s.l.]: Helsingfors.
Chicago
Alfthan Olof S, . 1956. A Comparative Study of the Growth of Skin and Human Skin Tumors on the Chorio-Allantoic Membrane of the Embryonated Chicken Eggs. [s.l.]: Helsingfors.
Harvard
Alfthan O. S., . (1956). A Comparative Study of the Growth of Skin and Human Skin Tumors on the Chorio-Allantoic Membrane of the Embryonated Chicken Eggs. [s.l.]: Helsingfors.
MLA
Alfthan Olof S, . A Comparative Study of the Growth of Skin and Human Skin Tumors on the Chorio-Allantoic Membrane of the Embryonated Chicken Eggs. [s.l.]: Helsingfors. 1956.