Loring, H. S., & Schwerdt, C. E. (1942). STUDIES ON THE PURIFICATION OF POLIOMYELITIS VIRUS: I. YIELDS AND ACTIVITY OF PREPARATIONS OBTAINED BY DIFFERENTIAL CENTRIFUGATION. The Rockefeller University Press.
Chicago-tyylinen lähdeviittausLoring, Hubert S., ja C. E. Schwerdt. STUDIES ON THE PURIFICATION OF POLIOMYELITIS VIRUS: I. YIELDS AND ACTIVITY OF PREPARATIONS OBTAINED BY DIFFERENTIAL CENTRIFUGATION. The Rockefeller University Press, 1942.
MLA-viiteLoring, Hubert S., ja C. E. Schwerdt. STUDIES ON THE PURIFICATION OF POLIOMYELITIS VIRUS: I. YIELDS AND ACTIVITY OF PREPARATIONS OBTAINED BY DIFFERENTIAL CENTRIFUGATION. The Rockefeller University Press, 1942.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.