Shope, R. E. (1941). THE SWINE LUNGWORM AS A RESERVOIR AND INTERMEDIATE HOST FOR SWINE INFLUENZA VIRUS: I. THE PRESENCE OF SWINE INFLUENZA VIRUS IN HEALTHY AND SUSCEPTIBLE PIGS. The Rockefeller University Press.
استشهاد بنمط شيكاغوShope, Richard E. THE SWINE LUNGWORM AS A RESERVOIR AND INTERMEDIATE HOST FOR SWINE INFLUENZA VIRUS: I. THE PRESENCE OF SWINE INFLUENZA VIRUS IN HEALTHY AND SUSCEPTIBLE PIGS. The Rockefeller University Press, 1941.
MLA استشهادShope, Richard E. THE SWINE LUNGWORM AS A RESERVOIR AND INTERMEDIATE HOST FOR SWINE INFLUENZA VIRUS: I. THE PRESENCE OF SWINE INFLUENZA VIRUS IN HEALTHY AND SUSCEPTIBLE PIGS. The Rockefeller University Press, 1941.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.